initial

22 files changed, 1816 insertions, 0 deletions

diff --git a/htdocs/ahrefs_73b56e4c8d3bca4f4712e71f638a499c464e3faf55dd02ed02dbb5649850b8f3 b/htdocs/ahrefs_73b56e4c8d3bca4f4712e71f638a499c464e3faf55dd02ed02dbb5649850b8f3
new file mode 100644
index 0000000..cdf5a84
--- /dev/null
+++ b/htdocs/ahrefs_73b56e4c8d3bca4f4712e71f638a499c464e3faf55dd02ed02dbb5649850b8f3
@@ -0,0 +1 @@
+ahrefs-site-verification_73b56e4c8d3bca4f4712e71f638a499c464e3faf55dd02ed02dbb5649850b8f3
\ No newline at end of file
diff --git a/htdocs/favicon.ico b/htdocs/favicon.ico
new file mode 100644
index 0000000..d5ff579
--- /dev/null
+++ b/htdocs/favicon.ico
diff --git a/htdocs/img/attachment.svg b/htdocs/img/attachment.svg
new file mode 100644
index 0000000..9026687
--- /dev/null
+++ b/htdocs/img/attachment.svg
@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" height="680" viewBox="-25 0 510 510.257" width="680"><path d="M32.39 314.484l37.74-37.738 169.815-169.808c31.297-31.063 81.817-30.97 112.997.21 31.18 31.18 31.273 81.7.21 112.997L183.345 390.004c-6.945 6.95-18.211 6.95-25.16 0-6.946-6.95-6.946-18.211 0-25.16l169.808-169.86c17.368-17.367 17.368-45.52 0-62.886-17.367-17.368-45.52-17.368-62.886 0L95.246 301.906l-37.738 37.735c-31.266 31.277-31.254 81.976.02 113.238 31.277 31.262 81.972 31.254 113.238-.023l31.441-31.454L378.31 245.301l12.582-12.578c43.976-45.352 43.418-117.602-1.25-162.274-44.672-44.668-116.922-45.226-162.274-1.25L38.687 257.883a17.797 17.797 0 0 1-29.765-7.977 17.796 17.796 0 0 1 4.606-17.183l188.68-188.68c59.09-58.82 154.64-58.711 213.593.246 58.957 58.953 59.066 154.504.246 213.594l-188.68 188.68-31.488 31.453c-45.41 43.617-117.375 42.89-161.89-1.641-44.52-44.527-45.227-116.492-1.598-161.89zm0 0" fill="#888"/></svg>
\ No newline at end of file
diff --git a/htdocs/img/contact.gif b/htdocs/img/contact.gif
new file mode 100644
index 0000000..f4695c1
--- /dev/null
+++ b/htdocs/img/contact.gif
diff --git a/htdocs/img/contact@2x.gif b/htdocs/img/contact@2x.gif
new file mode 100644
index 0000000..ab79cd3
--- /dev/null
+++ b/htdocs/img/contact@2x.gif
diff --git a/htdocs/img/enter.svg b/htdocs/img/enter.svg
new file mode 100644
index 0000000..6fe49ed
--- /dev/null
+++ b/htdocs/img/enter.svg
@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="15" height="9.474"><path d="M0 4.737l4.737 4.737 1.105-1.106L3 5.526h12V.79h-1.579v3.158H3l2.842-2.842L4.737 0z"/></svg>
diff --git a/htdocs/index.php b/htdocs/index.php
new file mode 100644
index 0000000..a1199da
--- /dev/null
+++ b/htdocs/index.php
@@ -0,0 +1,28 @@
+<?php
+
+require_once __DIR__.'/../init.php';
+
+$r = (new Router())
+    //    route                               handler             input
+    //    -----                               -------             -----
+    ->add('/',                                'index')
+    ->add('contacts/',                        'contacts')
+    ->add('projects.html',                    'projects')
+    ->add('blog/(\d+)/',                      'post_id            id=$(1)')
+    ->add('([a-z0-9-]+)/',                    'auto               name=$(1)')
+
+    ->add('feed.rss',                         'RSS')
+
+    ->add('admin/',                           'admin/index')
+    ->add('admin/{login,logout,log}/',        'admin/${1}')
+
+    ->add('([a-z0-9-]+)/{delete,edit}/',      'admin/auto_${1}    short_name=$(1)')
+    ->add('([a-z0-9-]+)/create/',             'admin/page_add     short_name=$(1)')
+    ->add('write/',                           'admin/post_add')
+    ->add('admin/markdown-preview.ajax',      'admin/markdown_preview')
+
+    ->add('uploads/',                         'admin/uploads')
+    ->add('uploads/{edit_note,delete}/(\d+)/','admin/upload_${1}  id=$(1)')
+;
+
+(new RequestDispatcher($r))->dispatch();
\ No newline at end of file
diff --git a/htdocs/js/admin.js b/htdocs/js/admin.js
new file mode 100644
index 0000000..a717d5c
--- /dev/null
+++ b/htdocs/js/admin.js
@@ -0,0 +1,193 @@
+var LS = window.localStorage;
+
+var Draft = {
+    get: function() {
+        if (!LS) return null;
+
+        var title = LS.getItem('draft_title') || null;
+        var text = LS.getItem('draft_text') || null;
+
+        return {
+            title: title,
+            text: text
+        };
+    },
+
+    setTitle: function(text) {
+        if (!LS) return null;
+        LS.setItem('draft_title', text);
+    },
+
+    setText: function(text) {
+        if (!LS) return null;
+        LS.setItem('draft_text', text);
+    },
+
+    reset: function() {
+        if (!LS) return;
+        LS.removeItem('draft_title');
+        LS.removeItem('draft_text');
+    }
+};
+
+var AdminWriteForm = {
+    form: null,
+    previewTimeout: null,
+    previewRequest: null,
+
+    init: function(opts) {
+        opts = opts || {};
+
+        this.opts = opts;
+        this.form = document.forms[opts.pages ? 'pageForm' : 'postForm'];
+        this.isFixed = false;
+
+        addEvent(this.form, 'submit', this.onSubmit);
+        if (!opts.pages)
+            addEvent(this.form.title, 'input', this.onInput);
+
+        addEvent(this.form.text, 'input', this.onInput);
+        addEvent(ge('toggle_wrap'), 'click', this.onToggleWrapClick);
+
+        if (this.form.text.value !== '')
+            this.showPreview();
+
+        // TODO make it more clever and context-aware
+        /*var draft = Draft.get();
+        if (draft.title)
+            this.form.title.value = draft.title;
+        if (draft.text)
+            this.form.text.value = draft.text;*/
+
+        addEvent(window, 'scroll', this.onScroll);
+        addEvent(window, 'resize', this.onResize);
+    },
+
+    showPreview: function() {
+        if (this.previewRequest !== null) {
+            this.previewRequest.abort();
+        }
+        this.previewRequest = ajax.post('/admin/markdown-preview.ajax', {
+            title: this.form.elements.title.value,
+            md: this.form.elements.text.value,
+            use_image_previews: this.opts.pages ? 1 : 0
+        }, function(err, response) {
+            if (err)
+                return console.error(err);
+            ge('preview_html').innerHTML = response.html;
+        });
+    },
+
+    onSubmit: function(event) {
+        try {
+            var fields = ['title', 'text'];
+            if (!this.opts.pages)
+                fields.push('tags');
+            if (this.opts.edit) {
+                fields.push('new_short_name');
+            } else {
+                fields.push('short_name');
+            }
+            for (var i = 0; i < fields.length; i++) {
+                var field = fields[i];
+                if (event.target.elements[field].value.trim() === '')
+                    throw 'no_'+field
+            }
+
+            // Draft.reset();
+        } catch (e) {
+            var error = typeof e == 'string' ? lang((this.opts.pages ? 'err_pages_' : 'err_blog_')+e) : e.message;
+            alert(error);
+            console.error(e);
+            return cancelEvent(event);
+        }
+    },
+
+    onToggleWrapClick: function(e) {
+        var textarea = this.form.elements.text;
+        if (!hasClass(textarea, 'nowrap')) {
+            addClass(textarea, 'nowrap');
+        } else {
+            removeClass(textarea, 'nowrap');
+        }
+        return cancelEvent(e);
+    },
+
+    onInput: function(e) {
+        if (this.previewTimeout !== null) {
+            clearTimeout(this.previewTimeout);
+        }
+        this.previewTimeout = setTimeout(function() {
+            this.previewTimeout = null;
+            this.showPreview();
+
+            // Draft[e.target.name === 'title' ? 'setTitle' : 'setText'](e.target.value);
+        }.bind(this), 300);
+    },
+
+    onScroll: function() {
+        var ANCHOR_TOP = 10;
+
+        var y    = window.pageYOffset;
+        var form = this.form;
+        var td   = ge('form_first_cell');
+        var ph   = ge('form_placeholder');
+
+        var rect = td.getBoundingClientRect();
+
+        if (rect.top <= ANCHOR_TOP && !this.isFixed) {
+            ph.style.height = form.getBoundingClientRect().height+'px';
+
+            var w = (rect.width - (parseInt(getComputedStyle(td).paddingRight, 10) || 0));
+            form.style.display = 'block';
+            form.style.width = w+'px';
+            form.style.position = 'fixed';
+            form.style.top = ANCHOR_TOP+'px';
+
+            this.isFixed = true;
+        } else if (rect.top > ANCHOR_TOP && this.isFixed) {
+            form.style.display = '';
+            form.style.width = '';
+            form.style.position = '';
+            form.style.position = '';
+            ph.style.height = '';
+
+            this.isFixed = false;
+        }
+    },
+
+    onResize: function() {
+        if (this.isFixed) {
+            var form = this.form;
+            var td   = ge('form_first_cell');
+            var ph   = ge('form_placeholder');
+
+            var rect = td.getBoundingClientRect();
+            var pr   = parseInt(getComputedStyle(td).paddingRight, 10) || 0;
+
+            ph.style.height = form.getBoundingClientRect().height+'px';
+            form.style.width = (rect.width - pr) + 'px';
+        }
+    }
+};
+bindEventHandlers(AdminWriteForm);
+
+var BlogUploadList = {
+    submitNoteEdit: function(action, note) {
+        if (note === null)
+            return;
+
+        var form = document.createElement('form');
+        form.setAttribute('method', 'post');
+        form.setAttribute('action', action);
+
+        var input = document.createElement('input');
+        input.setAttribute('type', 'hidden');
+        input.setAttribute('name', 'note');
+        input.setAttribute('value', note);
+
+        form.appendChild(input);
+        document.body.appendChild(form);
+        form.submit();
+    }
+};
diff --git a/htdocs/js/common.js b/htdocs/js/common.js
new file mode 100644
index 0000000..4e4199c
--- /dev/null
+++ b/htdocs/js/common.js
@@ -0,0 +1,392 @@
+if (!String.prototype.startsWith) {
+    String.prototype.startsWith = function(search, pos) {
+        pos = !pos || pos < 0 ? 0 : +pos;
+        return this.substring(pos, pos + search.length) === search;
+    };
+}
+
+if (!String.prototype.endsWith) {
+    String.prototype.endsWith = function(search, this_len) {
+        if (this_len === undefined || this_len > this.length) {
+            this_len = this.length;
+        }
+        return this.substring(this_len - search.length, this_len) === search;
+    };
+}
+
+//
+// AJAX
+//
+(function() {
+
+    var defaultOpts = {
+        json: true
+    };
+
+    function createXMLHttpRequest() {
+        if (window.XMLHttpRequest) {
+            return new XMLHttpRequest();
+        }
+
+        var xhr;
+        try {
+            xhr = new ActiveXObject('Msxml2.XMLHTTP');
+        } catch (e) {
+            try {
+                xhr = new ActiveXObject('Microsoft.XMLHTTP');
+            } catch (e) {}
+        }
+        if (!xhr) {
+            console.error('Your browser doesn\'t support XMLHttpRequest.');
+        }
+        return xhr;
+    }
+
+    function request(method, url, data, optarg1, optarg2) {
+        data = data || null;
+
+        var opts, callback;
+        if (optarg2 !== undefined) {
+            opts = optarg1;
+            callback = optarg2;
+        } else {
+            callback = optarg1;
+        }
+
+        opts = opts || {};
+
+        if (typeof callback != 'function') {
+            throw new Error('callback must be a function');
+        }
+
+        if (!url) {
+            throw new Error('no url specified');
+        }
+
+        switch (method) {
+            case 'GET':
+                if (isObject(data)) {
+                    for (var k in data) {
+                        if (data.hasOwnProperty(k)) {
+                            url += (url.indexOf('?') == -1 ? '?' : '&')+encodeURIComponent(k)+'='+encodeURIComponent(data[k])
+                        }
+                    }
+                }
+                break;
+
+            case 'POST':
+                if (isObject(data)) {
+                    var sdata = [];
+                    for (var k in data) {
+                        if (data.hasOwnProperty(k)) {
+                            sdata.push(encodeURIComponent(k)+'='+encodeURIComponent(data[k]));
+                        }
+                    }
+                    data = sdata.join('&');
+                }
+                break;
+        }
+
+        opts = extend({}, defaultOpts, opts);
+
+        var xhr = createXMLHttpRequest();
+        xhr.open(method, url);
+
+        xhr.setRequestHeader('X-Requested-With', 'XMLHttpRequest');
+        if (method == 'POST') {
+            xhr.setRequestHeader('Content-type', 'application/x-www-form-urlencoded');
+        }
+
+        xhr.onreadystatechange = function() {
+            if (xhr.readyState == 4) {
+                if ('status' in xhr && !/^2|1223/.test(xhr.status)) {
+                    throw new Error('http code '+xhr.status)
+                }
+                if (opts.json) {
+                    var resp = JSON.parse(xhr.responseText)
+                    if (!isObject(resp)) {
+                        throw new Error('ajax: object expected')
+                    }
+                    if (resp.error) {
+                        throw new Error(resp.error)
+                    }
+                    callback(null, resp.response);
+                } else {
+                    callback(null, xhr.responseText);
+                }
+            }
+        };
+
+        xhr.onerror = function(e) {
+            callback(e);
+        };
+
+        xhr.send(method == 'GET' ? null : data);
+
+        return xhr;
+    }
+
+    window.ajax = {
+        get: request.bind(request, 'GET'),
+        post: request.bind(request, 'POST')
+    }
+
+})();
+
+function bindEventHandlers(obj) {
+    for (var k in obj) {
+        if (obj.hasOwnProperty(k)
+            && typeof obj[k] == 'function'
+            && k.length > 2
+            && k.startsWith('on')
+            && k[2].charCodeAt(0) >= 65
+            && k[2].charCodeAt(0) <= 90) {
+            obj[k] = obj[k].bind(obj)
+        }
+    }
+}
+
+//
+// DOM helpers
+//
+function ge(id) {
+    return document.getElementById(id)
+}
+
+function hasClass(el, name) {
+    return el && el.nodeType === 1 && (" " + el.className + " ").replace(/[\t\r\n\f]/g, " ").indexOf(" " + name + " ") >= 0
+}
+
+function addClass(el, name) {
+    if (!el) {
+        return console.warn('addClass: el is', el)
+    }
+    if (!hasClass(el, name)) {
+        el.className = (el.className ? el.className + ' ' : '') + name
+    }
+}
+
+function removeClass(el, name) {
+    if (!el) {
+        return console.warn('removeClass: el is', el)
+    }
+    if (isArray(name)) {
+        for (var i = 0; i < name.length; i++) {
+            removeClass(el, name[i]);
+        }
+        return;
+    }
+    el.className = ((el.className || '').replace((new RegExp('(\\s|^)' + name + '(\\s|$)')), ' ')).trim()
+}
+
+function addEvent(el, type, f, useCapture) {
+    if (!el) {
+        return console.warn('addEvent: el is', el, stackTrace())
+    }
+
+    if (isArray(type)) {
+        for (var i = 0; i < type.length; i++) {
+            addEvent(el, type[i], f, useCapture);
+        }
+        return;
+    }
+
+    if (el.addEventListener) {
+        el.addEventListener(type, f, useCapture || false);
+        return true;
+    } else if (el.attachEvent) {
+        return el.attachEvent('on' + type, f);
+    }
+
+    return false;
+}
+
+function removeEvent(el, type, f, useCapture) {
+    if (isArray(type)) {
+        for (var i = 0; i < type.length; i++) {
+            var t = type[i];
+            removeEvent(el, type[i], f, useCapture);
+        }
+        return;
+    }
+
+    if (el.removeEventListener) {
+        el.removeEventListener(type, f, useCapture || false);
+    } else if (el.detachEvent) {
+        return el.detachEvent('on' + type, f);
+    }
+
+    return false;
+}
+
+function cancelEvent(evt) {
+    if (!evt) {
+        return console.warn('cancelEvent: event is', evt)
+    }
+
+    if (evt.preventDefault) evt.preventDefault();
+    if (evt.stopPropagation) evt.stopPropagation();
+
+    evt.cancelBubble = true;
+    evt.returnValue = false;
+
+    return false;
+}
+
+
+//
+// Cookies
+//
+function setCookie(name, value, days) {
+    var expires = "";
+    if (days) {
+        var date = new Date();
+        date.setTime(date.getTime() + (days*24*60*60*1000));
+        expires = "; expires=" + date.toUTCString();
+    }
+    document.cookie = name + "=" + (value || "") + expires + "; path=/";
+}
+
+function unsetCookie(name) {
+    document.cookie = name+'=; Max-Age=-99999999;';
+}
+
+function getCookie(name) {
+    var nameEQ = name + "=";
+    var ca = document.cookie.split(';');
+    for (var i = 0; i < ca.length; i++) {
+        var c = ca[i];
+        while (c.charAt(0) === ' ')
+            c = c.substring(1, c.length);
+        if (c.indexOf(nameEQ) === 0)
+            return c.substring(nameEQ.length, c.length);
+    }
+    return null;
+}
+
+//
+// Misc
+//
+function isObject(o) {
+    return Object.prototype.toString.call(o) === '[object Object]';
+}
+
+function isArray(a) {
+    return Object.prototype.toString.call(a) === '[object Array]';
+}
+
+function extend(dst, src) {
+    if (!isObject(dst)) {
+        return console.error('extend: dst is not an object');
+    }
+    if (!isObject(src)) {
+        return console.error('extend: src is not an object');
+    }
+    for (var key in src) {
+        dst[key] = src[key];
+    }
+    return dst;
+}
+
+function stackTrace(split) {
+    if (split === undefined) {
+        split = true;
+    }
+    try {
+        o.lo.lo += 0;
+    } catch(e) {
+        if (e.stack) {
+            var stack = split ? e.stack.split('\n') : e.stack;
+            stack.shift();
+            stack.shift();
+            return stack.join('\n');
+        }
+    }
+    return null;
+}
+
+function escape(str) {
+    var pre = document.createElement('pre');
+    var text = document.createTextNode(str);
+    pre.appendChild(text);
+    return pre.innerHTML;
+}
+
+//
+//
+
+function lang(key) {
+    return __lang[key] !== undefined ? __lang[key] : '{'+key+'}';
+}
+
+var DynamicLogo = {
+    dynLink: null,
+    afr: null,
+    afrUrl: null,
+
+    init: function() {
+        this.dynLink = ge('head_dyn_link');
+        this.cdText = ge('head_cd_text');
+
+        if (!this.dynLink) {
+            return console.warn('DynamicLogo.init: !this.dynLink');
+        }
+
+        var spans = this.dynLink.querySelectorAll('span.head-logo-path');
+        for (var i = 0; i < spans.length; i++) {
+            var span = spans[i];
+            addEvent(span, 'mouseover', this.onSpanOver);
+            addEvent(span, 'mouseout', this.onSpanOut);
+        }
+    },
+
+    setUrl: function(url) {
+        if (this.afr !== null) {
+            cancelAnimationFrame(this.afr);
+        }
+        this.afrUrl = url;
+        this.afr = requestAnimationFrame(this.onAnimationFrame);
+    },
+
+    onAnimationFrame: function() {
+        var url = this.afrUrl;
+
+        // update link
+        this.dynLink.setAttribute('href', url);
+
+        // update console text
+        if (this.afrUrl === '/') {
+            url = '~';
+        } else {
+            url = '~'+url.replace(/\/$/, '');
+        }
+        this.cdText.innerHTML = escape(url);
+
+        this.afr = null;
+    },
+
+    onSpanOver: function() {
+        var span = event.target;
+        this.setUrl(span.getAttribute('data-url'));
+        cancelEvent(event);
+    },
+
+    onSpanOut: function() {
+        var span = event.target;
+        this.setUrl('/');
+        cancelEvent(event);
+    }
+};
+bindEventHandlers(DynamicLogo);
+
+window.__lang = {};
+
+// set/remove retina cookie
+(function() {
+    var isRetina = window.devicePixelRatio >= 1.5;
+    if (isRetina) {
+        setCookie('is_retina', 1, 365);
+    } else {
+        unsetCookie('is_retina');
+    }
+})();
diff --git a/htdocs/openpgp-pubkey.txt b/htdocs/openpgp-pubkey.txt
new file mode 100644
index 0000000..5a96ec0
--- /dev/null
+++ b/htdocs/openpgp-pubkey.txt
@@ -0,0 +1,51 @@
+-----BEGIN PGP PUBLIC KEY BLOCK-----
+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+-----END PGP PUBLIC KEY BLOCK-----
diff --git a/htdocs/sass.php b/htdocs/sass.php
new file mode 100644
index 0000000..eb24962
--- /dev/null
+++ b/htdocs/sass.php
@@ -0,0 +1,48 @@
+<?php
+
+require __DIR__.'/../init.php';
+global $config;
+
+$name = $_REQUEST['name'] ?? '';
+if (!$config['is_dev'] || !$name || !file_exists($path = ROOT.'/htdocs/scss/'.$name.'.scss')) {
+    // logError(__FILE__.': access denied');
+    http_response_code(403);
+    exit;
+}
+
+// logInfo(__FILE__.': continuing, path='.$path);
+
+$cmd = 'sassc -t expanded '.escapeshellarg($path);
+$descriptorspec = [
+   0 => ['pipe', 'r'], // stdin
+   1 => ['pipe', 'w'], // stdout
+   2 => ['pipe', 'w'], // stderr
+];
+
+$process = proc_open($cmd, $descriptorspec, $pipes, ROOT);
+if (!is_resource($process)) {
+    http_response_code(500);
+    logError('could not open sassc process');
+    exit;
+}
+
+$stdout = stream_get_contents($pipes[1]);
+fclose($pipes[1]);
+
+$stderr = stream_get_contents($pipes[2]);
+fclose($pipes[2]);
+
+$code = proc_close($process);
+if ($code) {
+    http_response_code(500);
+    logError('sassc('.$path.') returned '.$code);
+    logError($stderr);
+    exit;
+}
+
+header('Content-Type: text/css');
+header("Cache-Control: no-store, no-cache, must-revalidate, max-age=0");
+header("Cache-Control: post-check=0, pre-check=0", false);
+header("Pragma: no-cache");
+
+echo $stdout;
diff --git a/htdocs/scss/admin.scss b/htdocs/scss/admin.scss
new file mode 100644
index 0000000..06808d0
--- /dev/null
+++ b/htdocs/scss/admin.scss
@@ -0,0 +1,3 @@
+.admin-page {
+  line-height: 155%;
+}
diff --git a/htdocs/scss/blog.scss b/htdocs/scss/blog.scss
new file mode 100644
index 0000000..7641683
--- /dev/null
+++ b/htdocs/scss/blog.scss
@@ -0,0 +1,383 @@
+@import 'vars';
+
+.blog-write-link-wrap {
+  margin-bottom: $base-padding;
+}
+.blog-write-table {
+  table-layout: fixed;
+  border-collapse: collapse;
+  border: 0;
+  width: 100%;
+
+  > tbody > tr > td {
+    text-align: left;
+    vertical-align: top;
+  }
+  > tbody > tr > td:first-child {
+    padding-right: 8px;
+    width: 45%;
+  }
+  > tbody > tr > td:last-child {
+    padding-left: 8px;
+  }
+}
+
+.blog-write-form {
+  .form-field-input {
+    width: 100%;
+  }
+  textarea.form-field-input {
+    height: 400px;
+    font-family: $ffMono;
+    font-size: 12px;
+  }
+  textarea.form-field-input.nowrap {
+    white-space: pre;
+    overflow-wrap: normal;
+  }
+}
+.blog-write-options-table {
+  width: 100%;
+  border-collapse: collapse;
+  table-layout: fixed;
+
+  td {
+    padding-top: 12px;
+  }
+  td:nth-child(1) {
+    width: 70%;
+  }
+  td:nth-child(2) {
+    width: 30%;
+    padding-left: 10px;
+  }
+  tr:first-child td {
+    padding-top: 0px;
+  }
+  button[type="submit"] {
+    margin-left: 3px;
+  }
+}
+
+.blog-write-form-toggle-link {
+  margin-top: 3px;
+  display: inline-block;
+}
+
+.blog-upload-form {
+  padding-bottom: $base-padding;
+}
+
+.blog-upload-list {}
+.blog-upload-item {
+  border-top: 1px $border-color solid;
+  padding: 10px 0;
+}
+.blog-upload-item-actions {
+  float: right;
+}
+.blog-upload-item-name {
+  font-weight: bold;
+  margin-bottom: 2px;
+}
+.blog-upload-item-info {
+  color: #888;
+  font-size: $fs - 2px;
+}
+.blog-upload-item-note {
+  padding: 0 0 4px;
+}
+.blog-upload-item-md {
+  margin-top: 3px;
+}
+
+.blog-post-title {
+  margin: 0 0 16px;
+}
+.blog-post-title h1 {
+  font-size: 22px;
+  font-weight: bold;
+  padding: 0;
+  margin: 0;
+}
+
+.blog-post-date {
+  color: #888;
+  margin-top: 5px;
+  font-size: $fs - 1px;
+  > a {
+    margin-left: 5px;
+  }
+}
+
+.blog-post-tags {
+  margin-top: 16px;
+  margin-bottom: -1px;
+}
+.blog-post-tags > a {
+  display: block;
+  float: left;
+  font-size: $fs - 1px;
+  margin-right: 8px;
+  cursor: pointer;
+}
+.blog-post-tags > a:last-child {
+  margin-right: 0;
+}
+.blog-post-tags > a > span {
+  opacity: 0.5;
+}
+
+.blog-post-text {}
+.blog-post-text {
+  li {
+    margin: 13px 0;
+  }
+
+  p {
+    margin-top: 13px;
+    margin-bottom: 13px;
+  }
+  p:first-child {
+    margin-top: 0;
+  }
+  p:last-child {
+    margin-bottom: 0;
+  }
+
+  pre {
+    background-color: $code-block-bg;
+    font-family: $ffMono;
+    //font-size: $fsMono;
+    overflow: auto;
+    @include radius(3px);
+  }
+
+  code {
+    background-color: $inline-code-block-bg;
+    font-family: $ffMono;
+    font-size: $fsMono;
+    padding: 3px 5px;
+    @include radius(3px);
+  }
+
+  pre code {
+    display: block;
+    padding: 12px;
+    line-height: 145%;
+    background-color: $code-block-bg;
+
+    span.term-prompt {
+      color: #999;
+      @include user-select(none);
+    }
+  }
+
+  blockquote {
+    border-left: 3px #e0e0e0 solid;
+    margin-left: 0;
+    padding: 5px 0 5px 12px;
+    color: #888;
+  }
+
+  table.table-100 {
+    border-collapse: collapse;
+    border: 0;
+    margin: 0;
+    width: 100%;
+    table-layout: fixed;
+  }
+  table.table-100 td {
+    padding: 0;
+    border: 0;
+    vertical-align: top;
+    text-align: left;
+    padding: 0 4px;
+  }
+  table.table-100 td:first-child {
+    padding-left: 0;
+  }
+  table.table-100 td:last-child {
+    padding-right: 0;
+  }
+  td > pre:first-child {
+    margin-top: 0;
+  }
+  td > pre:last-child {
+    margin-bottom: 0;
+  }
+
+  h1 {
+    margin: 40px 0 16px;
+    font-weight: 600;
+    font-size: 30px;
+    border-bottom: 1px $border-color solid;
+    padding-bottom: 8px;
+  }
+
+  h2 {
+    margin: 35px 0 16px;
+    font-weight: 500;
+    font-size: 25px;
+    border-bottom: 1px $border-color solid;
+    padding-bottom: 6px;
+  }
+
+  h3 {
+    margin: 27px 0 16px;
+    font-size: 24px;
+    font-weight: 500;
+  }
+
+  h4 {
+    font-size: 18px;
+    margin: 24px 0 16px;
+  }
+
+  h5 {
+    font-size: 15px;
+    margin: 24px 0 16px;
+  }
+
+  h6 {
+    font-size: 13px;
+    margin: 24px 0 16px;
+    color: #666;
+  }
+
+  h3:first-child,
+  h4:first-child,
+  h5:first-child,
+  h6:first-child {
+    margin-top: 0;
+  }
+  h1:first-child,
+  h2:first-child {
+    margin-top: 5px;
+  }
+
+  hr {
+    height: 1px;
+    border: 0;
+    background: $border-color;
+    margin: 17px 0;
+  }
+}
+.blog-post-comments {
+  margin-top: $base-padding;
+  padding: 12px 15px;
+  border: 1px #e0e0e0 solid;
+  @include radius(3px);
+}
+.blog-post-comments img {
+  vertical-align: middle;
+  position: relative;
+  top: -1px;
+  margin-left: 2px;
+}
+
+$blog-tags-width: 175px;
+
+.index-blog-block {
+  margin-top: 23px;
+}
+
+.blog-list {}
+.blog-list.withtags {
+  margin-right: $blog-tags-width + $base-padding*2;
+}
+.blog-list-title {
+  font-size: 22px;
+  margin-bottom: 15px;
+  > span {
+    margin-left: 2px;
+    > a {
+      font-size: 16px;
+      margin-left: 2px;
+    }
+  }
+}
+.blog-list-table-wrap {
+  padding: 5px 0;
+}
+.blog-list-table {
+  border-collapse: collapse;
+}
+.blog-list-table td {
+  vertical-align: top;
+  padding: 0 0 13px;
+}
+.blog-list-table tr:last-child td {
+  padding-bottom: 0;
+}
+td.blog-item-date-cell {
+  width: 1px;
+  white-space: nowrap;
+  text-align: right;
+  padding-right: 10px;
+}
+.blog-item-date {
+  color: #777;
+  //text-transform: lowercase;
+}
+td.blog-item-title-cell {
+  text-align: left;
+}
+.blog-item-title {
+  //font-weight: bold;
+}
+.blog-item-row {
+  font-size: $fs;
+  line-height: 140%;
+}
+.blog-item-row.ishidden a.blog-item-title {
+  color: $fg;
+}
+.blog-item-row-year {
+  td {
+    padding-top: 10px;
+    text-align: right;
+    font-size: 20px;
+    letter-spacing: -0.5px;
+  }
+  &:first-child td {
+    padding-top: 0;
+  }
+}
+a.blog-item-view-all-link {
+  display: inline-block;
+  padding: 4px 17px;
+  @include radius(5px);
+  background-color: #f4f4f4;
+  color: #555;
+  margin-top: 2px;
+}
+a.blog-item-view-all-link:hover {
+  text-decoration: none;
+  background-color: #ededed;
+}
+
+
+.blog-tags {
+  float: right;
+  width: $blog-tags-width;
+  padding-left: $base-padding - 10px;
+  border-left: 1px $border-color solid;
+}
+.blog-tags-title {
+  margin-bottom: 15px;
+  font-size: 22px;
+  padding: 0 7px;
+}
+.blog-tag-item {
+  padding: 6px 10px;
+  font-size: $fs - 1px;
+}
+.blog-tag-item > a {
+  color: #222;
+}
+.blog-tag-item-count {
+  color: #aaa;
+  margin-left: 6px;
+  text-decoration: none !important;
+}
diff --git a/htdocs/scss/common-bundle.scss b/htdocs/scss/common-bundle.scss
new file mode 100644
index 0000000..397f0c3
--- /dev/null
+++ b/htdocs/scss/common-bundle.scss
@@ -0,0 +1,9 @@
+@import "./common.scss";
+@import "./blog.scss";
+@import "./form.scss";
+@import "./hljs/github.scss";
+@import "./pages.scss";
+
+@media screen and (max-width: 600px) {
+  @import "./mobile.scss";
+}
diff --git a/htdocs/scss/common.scss b/htdocs/scss/common.scss
new file mode 100644
index 0000000..644a080
--- /dev/null
+++ b/htdocs/scss/common.scss
@@ -0,0 +1,415 @@
+@import "vars";
+
+.clearfix:after {
+  content: ".";
+  display: block;
+  clear: both;
+  visibility: hidden;
+  line-height: 0;
+  height: 0;
+}
+
+html, body {
+  padding: 0;
+  margin: 0;
+  border: 0;
+  //background-color: $bg;
+  color: $fg;
+  height: 100%;
+  min-height: 100%;
+}
+body {
+  font-family: $ff;
+  font-size: $fs;
+}
+
+.base-width {
+  max-width: $base-width;
+  margin: 0 auto;
+  position: relative;
+}
+
+body.full-width .base-width {
+  max-width: 100%;
+  margin-left: auto;
+  margin-right: auto;
+}
+
+input[type="text"], textarea {
+  -webkit-appearance: none;
+  -moz-appearance: none;
+  appearance: none;
+  box-sizing: border-box;
+  border: 1px $input-border solid;
+  border-radius: 0px;
+  background-color: $input-bg;
+  color: $fg;
+  font-family: $ff;
+  font-size: $fs;
+  padding: 6px;
+  outline: none;
+  @include radius(3px);
+}
+textarea {
+  resize: vertical;
+}
+input[type="text"]:focus,
+textarea:focus {
+  border-color: $input-border-focused;
+}
+//input[type="checkbox"] {
+//  margin-left: 0;
+//}
+
+//button {
+//  border-radius: 2px;
+//  background-color: $light-bg;
+//  color: $fg;
+//  padding: 7px 12px;
+//  border: none;
+//  /*box-shadow: 0 1px 4px rgba(0, 0, 0, 0.1);*/
+//  font-family: $ff;
+//  font-size: $fs - 1px;
+//  outline: none;
+//  cursor: pointer;
+//  position: relative;
+//}
+//button:hover {
+//  box-shadow: 0 1px 9px rgba(0, 0, 0, 0.2);
+//}
+//button:active {
+//  top: 1px;
+//}
+
+a {
+  text-decoration: none;
+  color: $link-color;
+  outline: none;
+}
+a:hover {
+  text-decoration: underline;
+}
+
+p, p code {
+  line-height: 150%;
+}
+
+.unicode { font-family: sans-serif; }
+
+.ff_ms   { font-family: $ffMono }
+.fl_r    { float: right }
+.fl_l    { float: left }
+.pos_rel { position: relative }
+.pos_abs { position: absolute }
+.pos_fxd { position: fixed }
+
+.page-content {
+  padding: 0 $side-padding;
+}
+.page-content-inner {
+  padding: $base-padding 0;
+}
+
+.head {
+  padding: 0 $side-padding;
+}
+.head-inner {
+  //padding: 13px 0;
+  position: relative;
+  border-bottom: 2px $border-color solid;
+}
+.head-logo {
+  padding: 4px 0;
+  font-family: $ffMono;
+  font-size: 15px;
+  display: inline-block;
+  position: absolute;
+  left: 0;
+  background-color: transparent;
+  @include transition(background-color, 0.03s);
+}
+.head-logo {
+  padding: 16px 0;
+  background-color: #fff;
+}
+.head-logo:after {
+  content: '';
+  display: block;
+  width: 40px;
+  position: absolute;
+  right: -40px;
+  top: 0;
+  bottom: 0;
+  border-left: 8px #fff solid;
+  box-sizing: border-box;
+  background: linear-gradient(to left, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 1) 100%); /* W3C */
+}
+.head-logo > a {
+  color: $fg;
+  font-size: 14px;
+}
+.head-logo > a:hover {
+  text-decoration: none;
+}
+.head-logo-enter {
+  display: inline;
+  opacity: 0;
+  font-size: 11px;
+  position: relative;
+  background: #eee;
+  padding: 2px 5px;
+  color: #333;
+  font-weight: normal;
+  vertical-align: middle;
+  top: -1px;
+  @include transition(opacity, 0.03s);
+}
+.head-logo-enter-icon {
+  width: 12px;
+  height: 7px;
+  display: inline-block;
+  background: url(/img/enter.svg) 0 0 no-repeat;
+  background-size: 12px 7px;
+  margin-right: 5px;
+}
+.head-logo > a:hover .head-logo-enter {
+  opacity: 1;
+}
+.head-logo-path {
+  color: $fg;
+  font-weight: bold;
+  -webkit-font-smoothing: antialiased;
+  @include transition(color, 0.03s);
+}
+.head-logo > a:hover .head-logo-path:not(.alwayshover) {
+  color: #aaa;
+}
+.head-logo-path:not(.neverhover):hover {
+  color: #000 !important;
+}
+.head-logo-dolsign {
+  color: $head-green-color;
+  font-weight: normal;
+  &.is_root {
+    color: $head-red-color;
+  }
+}
+.head-logo-cd {
+  display: none;
+}
+.head-logo > a:hover .head-logo-cd {
+  display: inline;
+}
+.head-logo-path-mapped {
+  padding: 3px 5px;
+  background: #f1f1f1;
+  pointer-events: none;
+  @include radius(3px);
+  margin: 0 2px;
+}
+
+.head-items {
+  float: right;
+  color: #777; // color of separators
+  //padding: 8px 0;
+}
+a.head-item {
+  color: $fg;
+  font-size: $fs - 1px;
+  display: block;
+  float: left;
+  padding: 16px 0;
+}
+a.head-item > span {
+  padding: 0 12px;
+  border-right: 1px #d0d0d0 solid;
+}
+a.head-item > span > span {
+  padding: 2px 0;
+}
+a.head-item:last-child > span {
+  border-right: 0;
+  padding-right: 1px;
+}
+/*a.head-item:first-child > span {
+  padding-left: 2px;
+}*/
+a.head-item:hover {
+  //color: $link-color;
+  text-decoration: none;
+}
+a.head-item:hover > span > span {
+  border-bottom: 1px #d0d0d0 solid;
+}
+
+table.contacts {
+  border: 0;
+  border-collapse: collapse;
+  margin: 8px auto 0;
+  //width: 100%;
+  //table-layout: fixed;
+}
+table.contacts td {
+  white-space: nowrap;
+  padding-bottom: 15px;
+  vertical-align: top;
+}
+table.contacts td.label {
+  text-align: right;
+  width: 30%;
+  color: #777;
+}
+table.contacts td.value {
+  text-align: left;
+  padding-left: 8px;
+}
+table.contacts td.value span {
+  background: #eee;
+  padding: 3px 7px 4px;
+  border-radius: 3px;
+  color: #333;
+  font-family: $ffMono;
+  font-size: $fs - 1px;
+}
+table.contacts td b {
+  font-weight: 600;
+}
+table.contacts td pre {
+  padding: 0;
+  margin: 0;
+  font-size: 12px;
+}
+
+table.contacts div.note {
+  font-size: $fs - 3px;
+  padding-top: 2px;
+  color: #777;
+  > a {
+    color: #777;
+    border-bottom: 1px #ccc solid;
+    &:hover {
+      text-decoration: none;
+      border-bottom-color: #999;
+    }
+  }
+}
+
+.pt {
+  margin: 5px 0 20px;
+  color: $dark-fg;
+  padding-bottom: 7px;
+  border-bottom: 2px rgba(255, 255, 255, 0.12) solid;
+}
+.pt h3 {
+  margin: 0;
+  display: inline-block;
+  font-weight: bold;
+  font-size: $fs;
+  color: $fg;
+}
+.pt h3:not(:first-child) {
+  margin-left: 5px;
+}
+.pt a {
+  margin-right: 5px;
+}
+.pt a:not(:first-child) {
+  margin-left: 5px;
+}
+.pt a, .pt h3 {
+  position: relative;
+  top: 1px;
+}
+.pt_r { margin-top: 5px }
+
+.empty {
+  text-align: center;
+  padding: 40px 20px;
+  color: $dark-fg;
+  @include radius(3px);
+  background-color: #f7f7f7;
+}
+
+.contact-img {
+  display: inline-block;
+  width: 77px;
+  height: 12px;
+  background: transparent url(/img/contact.gif?1) no-repeat;
+  background-size: 77px 12px;
+}
+@media (-o-min-device-pixel-ratio:3/2), (-webkit-min-device-pixel-ratio:1.5), (min--moz-device-pixel-ratio:1.5), (min-resolution:1.5dppx) {
+.contact-img {
+  background-image: url(/img/contact@2x.gif?1);
+}
+}
+
+.md-file-attach {
+  padding: 3px 0;
+}
+.md-file-attach-icon {
+  width: 14px;
+  height: 14px;
+  background: transparent url(/img/attachment.svg) no-repeat center center;
+  background-size: 14px 14px;
+  display: inline-block;
+  margin-right: 5px;
+  position: relative;
+  top: 1px;
+}
+.md-file-attach > a {
+  //font-weight: bold;
+}
+.md-file-attach-size {
+  color: #888;
+  margin-left: 2px;
+}
+.md-file-attach-note {
+  color: #000;
+  margin-left: 2px;
+}
+
+.md-image {
+  padding: 3px 0;
+  line-height: 0;
+  max-width: 100%;
+}
+.md-images {
+  margin-bottom: -8px;
+  padding: 3px 0;
+  max-width: 100%;
+}
+.md-images .md-image {
+  padding-top: 0;
+  padding-bottom: 0;
+}
+.md-images > span {
+  display: block;
+  float: left;
+  margin: 0 8px 8px 0;
+  max-width: 100%;
+}
+.md-image.align-center { text-align: center; }
+.md-image.align-left   { text-align: left; }
+.md-image.align-right  { text-align: right; }
+.md-image-wrap {
+  display: inline-block;
+  max-width: 100%;
+  overflow: hidden;
+}
+.md-image-wrap > a {
+  display: block;
+  max-width: 100%;
+}
+.md-image-note {
+  line-height: 150%;
+  color: #777;
+  padding: 2px 0 4px;
+}
+
+.md-video video {
+  max-width: 100%;
+}
+
+.language-ascii {
+  line-height: 125% !important;
+}
diff --git a/htdocs/scss/form.scss b/htdocs/scss/form.scss
new file mode 100644
index 0000000..4faa4d1
--- /dev/null
+++ b/htdocs/scss/form.scss
@@ -0,0 +1,59 @@
+@import 'vars';
+
+$form-field-label-width: 120px;
+
+form { display: block; margin: 0; }
+
+.form-layout-h {
+  .form-field-wrap {
+    padding: 8px 0;
+  }
+  .form-field-label {
+    float: left;
+    width: $form-field-label-width;
+    text-align: right;
+    padding: 7px 0 0;
+  }
+  .form-field {
+    margin-left: $form-field-label-width + 10px;
+  }
+}
+
+.form-layout-v {
+  .form-field-wrap {
+    padding: 6px 0;
+  }
+  .form-field-wrap:first-child {
+    padding-top: 0;
+  }
+  .form-field-wrap:last-child {
+    padding-bottom: 0;
+  }
+  .form-field-label {
+    padding: 0 0 4px 4px;
+    font-weight: bold;
+    font-size: 12px;
+    letter-spacing: 0.5px;
+    text-transform: uppercase;
+    color: #888;
+  }
+  .form-field {
+    //margin-left: $form-field-label-width + 10px;
+  }
+}
+
+.form-error {
+  padding: 10px 13px;
+  margin-bottom: $base-padding;
+  background-color: $error-block-bg;
+  color: $error-block-fg;
+  @include radius(3px);
+}
+
+.form-success {
+  padding: 10px 13px;
+  margin-bottom: $base-padding;
+  background-color: $success-block-bg;
+  color: $success-block-fg;
+  @include radius(3px);
+}
diff --git a/htdocs/scss/hljs.scss b/htdocs/scss/hljs.scss
new file mode 100644
index 0000000..36f52de
--- /dev/null
+++ b/htdocs/scss/hljs.scss
@@ -0,0 +1 @@
+@import "./hljs/github.css";
diff --git a/htdocs/scss/hljs/github.scss b/htdocs/scss/hljs/github.scss
new file mode 100644
index 0000000..791932b
--- /dev/null
+++ b/htdocs/scss/hljs/github.scss
@@ -0,0 +1,99 @@
+/*
+
+github.com style (c) Vasily Polovnyov <vast@whiteants.net>
+
+*/
+
+.hljs {
+  display: block;
+  overflow-x: auto;
+  padding: 0.5em;
+  color: #333;
+  background: #f8f8f8;
+}
+
+.hljs-comment,
+.hljs-quote {
+  color: #998;
+  font-style: italic;
+}
+
+.hljs-keyword,
+.hljs-selector-tag,
+.hljs-subst {
+  color: #333;
+  font-weight: bold;
+}
+
+.hljs-number,
+.hljs-literal,
+.hljs-variable,
+.hljs-template-variable,
+.hljs-tag .hljs-attr {
+  color: #008080;
+}
+
+.hljs-string,
+.hljs-doctag {
+  color: #d14;
+}
+
+.hljs-title,
+.hljs-section,
+.hljs-selector-id {
+  color: #900;
+  font-weight: bold;
+}
+
+.hljs-subst {
+  font-weight: normal;
+}
+
+.hljs-type,
+.hljs-class .hljs-title {
+  color: #458;
+  font-weight: bold;
+}
+
+.hljs-tag,
+.hljs-name,
+.hljs-attribute {
+  color: #000080;
+  font-weight: normal;
+}
+
+.hljs-regexp,
+.hljs-link {
+  color: #009926;
+}
+
+.hljs-symbol,
+.hljs-bullet {
+  color: #990073;
+}
+
+.hljs-built_in,
+.hljs-builtin-name {
+  color: #0086b3;
+}
+
+.hljs-meta {
+  color: #999;
+  font-weight: bold;
+}
+
+.hljs-deletion {
+  background: #fdd;
+}
+
+.hljs-addition {
+  background: #dfd;
+}
+
+.hljs-emphasis {
+  font-style: italic;
+}
+
+.hljs-strong {
+  font-weight: bold;
+}
diff --git a/htdocs/scss/mobile.scss b/htdocs/scss/mobile.scss
new file mode 100644
index 0000000..d4d0d25
--- /dev/null
+++ b/htdocs/scss/mobile.scss
@@ -0,0 +1,41 @@
+@import 'vars';
+
+textarea {
+  -webkit-overflow-scrolling: touch;
+}
+
+// header
+.head-logo {
+  position: static;
+  display: block;
+  //padding-bottom: 6px;
+  // not very good fix:
+  overflow: hidden;
+  white-space: nowrap;
+  padding-bottom: 0;
+}
+.head-logo::after {
+  display: none;
+}
+.head-items {
+  float: none;
+}
+a.head-item:hover,
+a.head-item:active {
+  -webkit-tap-highlight-color: rgba(0, 0, 0, 0) !important;
+}
+a.head-item:last-child > span {
+  border-right: 0;
+  padding-right: 12px;
+}
+a.head-item:first-child > span {
+  padding-left: 1px;
+}
+
+// blog
+.blog-tags {
+  display: none;
+}
+.blog-list.withtags {
+  margin-right: 0;
+}
diff --git a/htdocs/scss/pages.scss b/htdocs/scss/pages.scss
new file mode 100644
index 0000000..873a6ae
--- /dev/null
+++ b/htdocs/scss/pages.scss
@@ -0,0 +1,14 @@
+.page {
+
+}
+.page-edit-links {
+  display: none;
+  float: right;
+  font-size: 15px;
+  > a {
+    margin-left: 5px;
+  }
+}
+.page-content-inner:hover .page-edit-links {
+  display: block;
+}
diff --git a/htdocs/scss/vars.scss b/htdocs/scss/vars.scss
new file mode 100644
index 0000000..e056740
--- /dev/null
+++ b/htdocs/scss/vars.scss
@@ -0,0 +1,71 @@
+$fs: 16px;
+$fsMono: 85%;
+$ff: -apple-system, BlinkMacSystemFont, Segoe UI, Helvetica, Arial, sans-serif;
+$ffMono: SFMono-Regular, Consolas, Liberation Mono, Menlo, Courier, monospace;
+
+$base-width: 900px;
+//$sb-width: 120px;
+$side-padding: 25px;
+$base-padding: 18px;
+
+$footer-height: 64px;
+$head-green-color: #0bad19;
+$head-red-color: #ce1a1a;
+$link-color: #116fd4;
+
+$bg: #f7f7f7;
+$content-bg: #fff;
+$code-block-bg: #f3f3f3;
+$inline-code-block-bg: #f1f1f1;
+
+$fg: #222;
+$blue1: #729fcf;
+$blue2: #3465a4;
+$blue3: #204a87;
+$orange1: #fcaf3e;
+$orange2: #f57900;
+$orange3: #ce5c00;
+
+$light-bg: #464c4e;
+$dark-bg: #272C2D;
+$dark-fg: #999;
+
+$input-border: #e0e0e0;
+$input-border-focused: #e0e0e0;
+$input-bg: #f7f7f7;
+$border-color: #e0e0e0;
+
+$error-block-bg: #f9eeee;
+$error-block-fg: #d13d3d;
+
+$success-block-bg: #eff5f0;
+$success-block-fg: #2a6f34;
+
+@mixin radius($radius) {
+  -o-border-radius: $radius;
+  -ms-border-radius: $radius;
+  -moz-border-radius: $radius;
+  -webkit-border-radius: $radius;
+  border-radius: $radius;
+}
+
+@mixin transition($property, $duration, $easing: linear) {
+	transition: $property $duration $easing;
+	-webkit-transition: $property $duration $easing;
+	-moz-transition: $property $duration $easing;
+}
+
+@mixin linearGradient($top, $bottom){
+  background: -moz-linear-gradient(top,  $top 0%, $bottom 100%); /* FF3.6+ */
+  background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,$top), color-stop(100%,$bottom)); /* Chrome,Safari4+ */
+  background: -webkit-linear-gradient(top,  $top 0%,$bottom 100%); /* Chrome10+,Safari5.1+ */
+  background: -o-linear-gradient(top,  $top 0%,$bottom 100%); /* Opera 11.10+ */
+  background: -ms-linear-gradient(top,  $top 0%,$bottom 100%); /* IE10+ */
+  background: linear-gradient(to bottom,  $top 0%,$bottom 100%); /* W3C */
+}
+
+@mixin user-select($value) {
+  -moz-user-select: $value;
+  -webkit-user-select: $value;
+  user-select: $value;
+}
diff --git a/htdocs/yandex_3512181a57932602.html b/htdocs/yandex_3512181a57932602.html
new file mode 100644
index 0000000..07384d2
--- /dev/null
+++ b/htdocs/yandex_3512181a57932602.html
@@ -0,0 +1,6 @@
+<html>
+    <head>
+        <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
+    </head>
+    <body>Verification: 3512181a57932602</body>
+</html>