Improve accessibility & add rel for "a" tag

assets/scss/style.scss

@@ -141,6 +141,42 @@ table {
   height: 1em;
 }
 
+// Accessibility
+//
+.screen-reader-text {
+	border: 0;
+	clip: rect(1px, 1px, 1px, 1px);
+	clip-path: inset(50%);
+	height: 1px;
+	margin: -1px;
+	overflow: hidden;
+	padding: 0;
+	position: absolute !important;
+	width: 1px;
+	word-wrap: normal !important;
+}
+
+.screen-reader-text:focus {
+	background-color: #f1f1f1;
+	border-radius: 3px;
+	box-shadow: 0 0 2px 2px rgba(0, 0, 0, 0.6);
+	clip: auto !important;
+	clip-path: none;
+	color: #21759b;
+	display: block;
+	font-size: 14px;
+	font-size: 0.875rem;
+	font-weight: bold;
+	height: auto;
+	left: 5px;
+	line-height: normal;
+	padding: 15px 23px 14px;
+	text-decoration: none;
+	top: 5px;
+	width: auto;
+	z-index: 100000;
+}
+
 // Header & Footer
 //
 #site-header {

layouts/index.html

@@ -2,9 +2,9 @@
 	<div id="spotlight">
 		<h1 id="home-title" class="animated bounceIn">Track3's Blog</h1>
 		<div id="home-social" class="social-icons animated bounceIn">
-			<a href="https://twitter.com/mytrack03" target="_blank"><svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-twitter"><path d="M23 3a10.9 10.9 0 0 1-3.14 1.53 4.48 4.48 0 0 0-7.86 3v1A10.66 10.66 0 0 1 3 4s-4 9 5 13a11.64 11.64 0 0 1-7 2c9 5 20 0 20-11.5a4.5 4.5 0 0 0-.08-.83A7.72 7.72 0 0 0 23 3z"></path></svg></a>{{/**/ -}}
-			<a href="http://t.me/mytrack3" target="_blank"><svg width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-linecap="round" stroke-linejoin="round" stroke-width="2" aria-hidden="true" class="feather"><path d="m 22.05,1.577 c -0.393,-0.016 -0.784,0.08 -1.117,0.235 -0.484,0.186 -4.92,1.902 -9.41,3.64 C 9.263,6.325 7.005,7.198 5.267,7.867 3.53,8.537 2.222,9.035 2.153,9.059 c -0.46,0.16 -1.082,0.362 -1.61,0.984 -0.79581202,1.058365 0.21077405,1.964825 1.004,2.499 1.76,0.564 3.58,1.102 5.087,1.608 0.556,1.96 1.09,3.927 1.618,5.89 0.174,0.394 0.553,0.54 0.944,0.544 l -0.002,0.02 c 0,0 0.307,0.03 0.606,-0.042 0.3,-0.07 0.677,-0.244 1.02,-0.565 0.377,-0.354 1.4,-1.36 1.98,-1.928 l 4.37,3.226 0.035,0.02 c 0,0 0.484,0.34 1.192,0.388 0.354,0.024 0.82,-0.044 1.22,-0.337 0.403,-0.294 0.67,-0.767 0.795,-1.307 0.374,-1.63 2.853,-13.427 3.276,-15.38 L 23.676,4.725 C 23.972,3.625 23.863,2.617 23.18,2.02 22.838,1.723 22.444,1.593 22.05,1.576 Z"></path></svg></a>{{/**/ -}}
-			<a href="https://github.com/Track3" target="_blank"><svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-github"><path d="M9 19c-5 1.5-5-2.5-7-3m14 6v-3.87a3.37 3.37 0 0 0-.94-2.61c3.14-.35 6.44-1.54 6.44-7A5.44 5.44 0 0 0 20 4.77 5.07 5.07 0 0 0 19.91 1S18.73.65 16 2.48a13.38 13.38 0 0 0-7 0C6.27.65 5.09 1 5.09 1A5.07 5.07 0 0 0 5 4.77a5.44 5.44 0 0 0-1.5 3.78c0 5.42 3.3 6.61 6.44 7A3.37 3.37 0 0 0 9 18.13V22"></path></svg></a>
+			<a href="https://twitter.com/mytrack03" target="_blank" rel="noopener"><span class="screen-reader-text">Twitter</span><svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-twitter"><path d="M23 3a10.9 10.9 0 0 1-3.14 1.53 4.48 4.48 0 0 0-7.86 3v1A10.66 10.66 0 0 1 3 4s-4 9 5 13a11.64 11.64 0 0 1-7 2c9 5 20 0 20-11.5a4.5 4.5 0 0 0-.08-.83A7.72 7.72 0 0 0 23 3z"></path></svg></a>{{/**/ -}}
+			<a href="http://t.me/mytrack3" target="_blank" rel="noopener"><span class="screen-reader-text">Telegram</span><svg width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-linecap="round" stroke-linejoin="round" stroke-width="2" aria-hidden="true" class="feather"><path d="m 22.05,1.577 c -0.393,-0.016 -0.784,0.08 -1.117,0.235 -0.484,0.186 -4.92,1.902 -9.41,3.64 C 9.263,6.325 7.005,7.198 5.267,7.867 3.53,8.537 2.222,9.035 2.153,9.059 c -0.46,0.16 -1.082,0.362 -1.61,0.984 -0.79581202,1.058365 0.21077405,1.964825 1.004,2.499 1.76,0.564 3.58,1.102 5.087,1.608 0.556,1.96 1.09,3.927 1.618,5.89 0.174,0.394 0.553,0.54 0.944,0.544 l -0.002,0.02 c 0,0 0.307,0.03 0.606,-0.042 0.3,-0.07 0.677,-0.244 1.02,-0.565 0.377,-0.354 1.4,-1.36 1.98,-1.928 l 4.37,3.226 0.035,0.02 c 0,0 0.484,0.34 1.192,0.388 0.354,0.024 0.82,-0.044 1.22,-0.337 0.403,-0.294 0.67,-0.767 0.795,-1.307 0.374,-1.63 2.853,-13.427 3.276,-15.38 L 23.676,4.725 C 23.972,3.625 23.863,2.617 23.18,2.02 22.838,1.723 22.444,1.593 22.05,1.576 Z"></path></svg></a>{{/**/ -}}
+			<a href="https://github.com/Track3" target="_blank" rel="noopener"><span class="screen-reader-text">GitHub</span><svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-github"><path d="M9 19c-5 1.5-5-2.5-7-3m14 6v-3.87a3.37 3.37 0 0 0-.94-2.61c3.14-.35 6.44-1.54 6.44-7A5.44 5.44 0 0 0 20 4.77 5.07 5.07 0 0 0 19.91 1S18.73.65 16 2.48a13.38 13.38 0 0 0-7 0C6.27.65 5.09 1 5.09 1A5.07 5.07 0 0 0 5 4.77a5.44 5.44 0 0 0-1.5 3.78c0 5.42 3.3 6.61 6.44 7A3.37 3.37 0 0 0 9 18.13V22"></path></svg></a>
 		</div>
 		<nav id="home-nav" class="site-nav animated bounceIn">
 			{{- range .Site.Menus.main }}

layouts/partials/footer.html

@@ -1,6 +1,6 @@
 	<footer id="site-footer" class="section-inner thin animated fadeIn">
 		<div id="copyright">
-			<p>&copy; 2018 <a href="https://www.xxxlbox.com">{{ .Site.Author.name }}</a> &#183; <a href="https://creativecommons.org/licenses/by-nc/4.0/deed.zh" target="_blank">CC BY-NC 4.0</a></p>
-			<p>Made with <a href="https://gohugo.io/" target="_blank">Hugo</a> &#183; <a href="http://www.miitbeian.gov.cn" target="_blank">鄂ICP备16022650号-1</a> &#183; <a href="https://www.xxxlbox.com/posts/index.xml" target="_blank" title="rss"><svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-rss"><path d="M4 11a9 9 0 0 1 9 9"></path><path d="M4 4a16 16 0 0 1 16 16"></path><circle cx="5" cy="19" r="1"></circle></svg></a></p>
+			<p>&copy; 2018 <a href="https://www.xxxlbox.com">{{ .Site.Author.name }}</a> &#183; <a href="https://creativecommons.org/licenses/by-nc/4.0/deed.zh" target="_blank" rel="noopener">CC BY-NC 4.0</a></p>
+			<p>Made with <a href="https://gohugo.io/" target="_blank" rel="noopener">Hugo</a> &#183; <a href="http://www.miitbeian.gov.cn" target="_blank" rel="noopener">鄂ICP备16022650号-1</a> &#183; <a href="{{ "posts/index.xml" | absURL }}" target="_blank" title="rss"><svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-rss"><path d="M4 11a9 9 0 0 1 9 9"></path><path d="M4 4a16 16 0 0 1 16 16"></path><circle cx="5" cy="19" r="1"></circle></svg></a></p>
 		</div>
 	</footer>

layouts/partials/header.html

@@ -15,9 +15,9 @@
 					{{ with .Params.featuredImg -}}
 					<button id="show-img-btn" class="hdr-btn" onclick="showFeaturedImg()"><svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-image"><rect x="3" y="3" width="18" height="18" rx="2" ry="2"></rect><circle cx="8.5" cy="8.5" r="1.5"></circle><polyline points="21 15 16 10 5 21"></polyline></svg></button>{{/**/ -}}
 					{{ end -}}
-					<a href="https://twitter.com/mytrack03" target="_blank" class="hide-in-mobile"><svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-twitter"><path d="M23 3a10.9 10.9 0 0 1-3.14 1.53 4.48 4.48 0 0 0-7.86 3v1A10.66 10.66 0 0 1 3 4s-4 9 5 13a11.64 11.64 0 0 1-7 2c9 5 20 0 20-11.5a4.5 4.5 0 0 0-.08-.83A7.72 7.72 0 0 0 23 3z"></path></svg></a>{{/**/ -}}
-					<a href="http://t.me/mytrack3" target="_blank" class="hide-in-mobile"><svg width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-linecap="round" stroke-linejoin="round" stroke-width="2" aria-hidden="true" class="feather"><path d="m 22.05,1.577 c -0.393,-0.016 -0.784,0.08 -1.117,0.235 -0.484,0.186 -4.92,1.902 -9.41,3.64 C 9.263,6.325 7.005,7.198 5.267,7.867 3.53,8.537 2.222,9.035 2.153,9.059 c -0.46,0.16 -1.082,0.362 -1.61,0.984 -0.79581202,1.058365 0.21077405,1.964825 1.004,2.499 1.76,0.564 3.58,1.102 5.087,1.608 0.556,1.96 1.09,3.927 1.618,5.89 0.174,0.394 0.553,0.54 0.944,0.544 l -0.002,0.02 c 0,0 0.307,0.03 0.606,-0.042 0.3,-0.07 0.677,-0.244 1.02,-0.565 0.377,-0.354 1.4,-1.36 1.98,-1.928 l 4.37,3.226 0.035,0.02 c 0,0 0.484,0.34 1.192,0.388 0.354,0.024 0.82,-0.044 1.22,-0.337 0.403,-0.294 0.67,-0.767 0.795,-1.307 0.374,-1.63 2.853,-13.427 3.276,-15.38 L 23.676,4.725 C 23.972,3.625 23.863,2.617 23.18,2.02 22.838,1.723 22.444,1.593 22.05,1.576 Z"></path></svg></a>{{/**/ -}}
-					<a href="https://github.com/Track3" target="_blank" class="hide-in-mobile"><svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-github"><path d="M9 19c-5 1.5-5-2.5-7-3m14 6v-3.87a3.37 3.37 0 0 0-.94-2.61c3.14-.35 6.44-1.54 6.44-7A5.44 5.44 0 0 0 20 4.77 5.07 5.07 0 0 0 19.91 1S18.73.65 16 2.48a13.38 13.38 0 0 0-7 0C6.27.65 5.09 1 5.09 1A5.07 5.07 0 0 0 5 4.77a5.44 5.44 0 0 0-1.5 3.78c0 5.42 3.3 6.61 6.44 7A3.37 3.37 0 0 0 9 18.13V22"></path></svg></a>{{/**/ -}}
+					<a href="https://twitter.com/mytrack03" target="_blank" rel="noopener" class="hide-in-mobile"><span class="screen-reader-text">Twitter</span><svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-twitter"><path d="M23 3a10.9 10.9 0 0 1-3.14 1.53 4.48 4.48 0 0 0-7.86 3v1A10.66 10.66 0 0 1 3 4s-4 9 5 13a11.64 11.64 0 0 1-7 2c9 5 20 0 20-11.5a4.5 4.5 0 0 0-.08-.83A7.72 7.72 0 0 0 23 3z"></path></svg></a>{{/**/ -}}
+					<a href="http://t.me/mytrack3" target="_blank" rel="noopener" class="hide-in-mobile"><span class="screen-reader-text">Telegram</span><svg width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-linecap="round" stroke-linejoin="round" stroke-width="2" aria-hidden="true" class="feather"><path d="m 22.05,1.577 c -0.393,-0.016 -0.784,0.08 -1.117,0.235 -0.484,0.186 -4.92,1.902 -9.41,3.64 C 9.263,6.325 7.005,7.198 5.267,7.867 3.53,8.537 2.222,9.035 2.153,9.059 c -0.46,0.16 -1.082,0.362 -1.61,0.984 -0.79581202,1.058365 0.21077405,1.964825 1.004,2.499 1.76,0.564 3.58,1.102 5.087,1.608 0.556,1.96 1.09,3.927 1.618,5.89 0.174,0.394 0.553,0.54 0.944,0.544 l -0.002,0.02 c 0,0 0.307,0.03 0.606,-0.042 0.3,-0.07 0.677,-0.244 1.02,-0.565 0.377,-0.354 1.4,-1.36 1.98,-1.928 l 4.37,3.226 0.035,0.02 c 0,0 0.484,0.34 1.192,0.388 0.354,0.024 0.82,-0.044 1.22,-0.337 0.403,-0.294 0.67,-0.767 0.795,-1.307 0.374,-1.63 2.853,-13.427 3.276,-15.38 L 23.676,4.725 C 23.972,3.625 23.863,2.617 23.18,2.02 22.838,1.723 22.444,1.593 22.05,1.576 Z"></path></svg></a>{{/**/ -}}
+					<a href="https://github.com/Track3" target="_blank" rel="noopener" class="hide-in-mobile"><span class="screen-reader-text">GitHub</span><svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-github"><path d="M9 19c-5 1.5-5-2.5-7-3m14 6v-3.87a3.37 3.37 0 0 0-.94-2.61c3.14-.35 6.44-1.54 6.44-7A5.44 5.44 0 0 0 20 4.77 5.07 5.07 0 0 0 19.91 1S18.73.65 16 2.48a13.38 13.38 0 0 0-7 0C6.27.65 5.09 1 5.09 1A5.07 5.07 0 0 0 5 4.77a5.44 5.44 0 0 0-1.5 3.78c0 5.42 3.3 6.61 6.44 7A3.37 3.37 0 0 0 9 18.13V22"></path></svg></a>{{/**/ -}}
 					<!-- <button id="search-btn" class="hdr-btn"><svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-search"><circle cx="11" cy="11" r="8"></circle><line x1="21" y1="21" x2="16.65" y2="16.65"></line></svg></button> -->
 					<!-- <button id="toc-btn" class="hdr-btn"><svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-list"><line x1="8" y1="6" x2="21" y2="6"></line><line x1="8" y1="12" x2="21" y2="12"></line><line x1="8" y1="18" x2="21" y2="18"></line><line x1="3" y1="6" x2="3" y2="6"></line><line x1="3" y1="12" x2="3" y2="12"></line><line x1="3" y1="18" x2="3" y2="18"></line></svg></button> -->
 					<button id="menu-btn" class="hdr-btn"><svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-menu"><line x1="3" y1="12" x2="21" y2="12"></line><line x1="3" y1="6" x2="21" y2="6"></line><line x1="3" y1="18" x2="21" y2="18"></line></svg></button>

layouts/posts/single.html

@@ -28,7 +28,7 @@
 				<p><svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-file-text"><path d="M14 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V8z"></path><polyline points="14 2 14 8 20 8"></polyline><line x1="16" y1="13" x2="8" y2="13"></line><line x1="16" y1="17" x2="8" y2="17"></line><polyline points="10 9 9 9 8 9"></polyline></svg>{{ .WordCount }} Words</p>
 				<p><svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-calendar"><rect x="3" y="4" width="18" height="18" rx="2" ry="2"></rect><line x1="16" y1="2" x2="16" y2="6"></line><line x1="8" y1="2" x2="8" y2="6"></line><line x1="3" y1="10" x2="21" y2="10"></line></svg>{{ dateFormat .Site.Params.dateformNumTime .Date.Local }}</p>
 				{{- if .GitInfo }}
-				<p><svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-git-commit"><circle cx="12" cy="12" r="4"></circle><line x1="1.05" y1="12" x2="7" y2="12"></line><line x1="17.01" y1="12" x2="22.96" y2="12"></line></svg><a href="https://github.com/Track3/my-hugo-blog/commit/{{ .GitInfo.Hash }}" target="_blank">{{ .GitInfo.AbbreviatedHash }}</a> @ {{ dateFormat .Site.Params.dateformNum .GitInfo.AuthorDate.Local }}</p>
+				<p><svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-git-commit"><circle cx="12" cy="12" r="4"></circle><line x1="1.05" y1="12" x2="7" y2="12"></line><line x1="17.01" y1="12" x2="22.96" y2="12"></line></svg><a href="https://github.com/Track3/my-hugo-blog/commit/{{ .GitInfo.Hash }}" target="_blank" rel="noopener">{{ .GitInfo.AbbreviatedHash }}</a> @ {{ dateFormat .Site.Params.dateformNum .GitInfo.AuthorDate.Local }}</p>
 				{{- end }}
 			</footer>
 		</article>