add line highlighting #20

.gitignore

@@ -1,3 +1,4 @@
 .DS_Store
 public
 resources
+.hugo_build.lock

assets/sass/main.scss

@@ -51,7 +51,7 @@ h5 {
 }
 
 p {
-  line-height: 1.8;
+  line-height: 1.6;
   text-align: justify;
 }
 
@@ -62,8 +62,10 @@ hr {
 
 pre,
 code {
+  overflow: auto hidden;
   font-family: Menlo, Monaco, Consolas, "Courier New", monospace;
   font-size: 13px;
+  line-height: 1.3;
 }
 
 .minima-tag,

assets/sass/syntax.scss

@@ -1,14 +1,5 @@
-pre[class*="language-"],
+.chroma code {
-code[class*="language-"] {
   color: #d4d4d4;
-  font-size: 13px;
-  text-shadow: none;
-  font-family: Menlo, Monaco, Consolas, "Courier New", monospace;
-  line-height: 1.5;
-}
-
-pre {
-  line-height: 1.5;
 }
 
 .chroma {
@@ -24,29 +15,30 @@ pre {
   border: 0;
 }
 
-.chroma .lntable {
-  border-spacing: 0;
-  padding: 0;
-  margin: 0;
-  border: 0;
-  width: auto;
-  overflow: auto;
-  display: block;
-}
-
 .chroma .lntable tbody {
   border: 0;
 }
 
+.chroma .lntable td:nth-child(2) {
+  width: 100%;
+}
+
+.chroma .lnt,
+.chroma .line {
+  display: block;
+  line-height: 1.3;
+}
+
 /* LineNumbersTable */
 .chroma .lnt {
   color: #999;
-  display: block;
   padding-left: .9em;
   padding-right: 1em;
   text-align: right;
-  line-height: 1.5;
+}
-  font-size: 13px;
+
+.chroma .hl .lnt {
+  display: inline;
 }
 
 /* Keyword */
@@ -143,3 +135,8 @@ pre {
   color: #c586c0;
 }
 
+.chroma .hl {
+  display: block;
+  background-color: #585858;
+}
+

exampleSite/content/markdown-syntax.md

@@ -96,7 +96,7 @@ Tables aren't part of the core Markdown spec, but Hugo supports supports them ou
 
 #### Code block with Golang
 
-```go
+```go {hl_lines=[3]}
 type Registry interface {
     Register(*Service, ...RegisterOption) error
     Deregister(*Service, ...DeregisterOption) error