Highlight current line number

Otherwise it's hard to visually identify part of the code you jumped to.

Author: xaizek

web/file.ecpp

@@ -181,7 +181,7 @@ along with uncov.  If not, see <http://www.gnu.org/licenses/>.
 %                 file->getCoverage());
 %   int line = 0;
 %   for (std::string s; std::getline(oss, s); ) {
-<a name="l<$std::to_string(++line)$>"></a><$$ s $>
+<span id="l<$std::to_string(++line)$>" class="line"><$$ s $></span>
 %   }
 </pre>
 

web/style.css

@@ -86,7 +86,7 @@ pre {
     line-height: 125%;
 }
 
-pre > span.lineno {
+pre > span.line > span.lineno {
     font-weight: bold;
     padding-right: 5px;
 }
@@ -95,6 +95,12 @@ a > span.lineno {
     font-weight: bold;
 }
 
+span.line:target {
+    background-color: #ff4;
+    display: inline-block;
+    width: 100%;
+}
+
 span.hitcount {
     padding-left: 3px;
     padding-right: 3px;