Merge pull request #6 from NoDocCat/master

Some changes

vue.css

@@ -304,6 +304,7 @@ a {
     color: #42b983;
     font-weight: 600;
     padding: 0px 2px;
+    text-decoration: none;
 }
 
 h1,
@@ -359,6 +360,23 @@ h6 code {
     font-size: inherit;
 }
 
+h2 a,
+h3 a {
+    color: #34495e;
+}
+
+h3 a:before {
+    content: '#';
+    color: #42b983;
+    position: absolute;;
+    left: -0.7em;
+    margin-top: -0.05em;
+    padding-right: 0.5em;
+    font-size: 1.2em;
+    line-height: 1;
+    font-weight: bold;
+}
+
 h1 {
     padding-bottom: .4rem;
     font-size: 2.2rem;
@@ -369,6 +387,8 @@ h2 {
     font-size: 1.75rem;
     line-height: 1.225;
     margin: 35px 0px 15px 0px;
+    padding-bottom: 0.5em;
+    border-bottom: 1px solid #ddd;
 }
 
 h3 {
@@ -610,10 +630,12 @@ table tr td:last-child {
     html {
         font-size: 13px;
     }
+
     table,
     pre {
         page-break-inside: avoid;
     }
+
     pre {
         word-wrap: break-word;
     }