1.CodeMirror-foldmarker {
2  color: blue;
3  text-shadow: #b9f 1px 1px 2px, #b9f -1px -1px 2px, #b9f 1px -1px 2px, #b9f -1px 1px 2px;
4  font-family: arial;
5  line-height: .3;
6  cursor: pointer;
7}
8.CodeMirror-foldgutter {
9  width: .7em;
10}
11.CodeMirror-foldgutter-open,
12.CodeMirror-foldgutter-folded {
13  cursor: pointer;
14}
15.CodeMirror-foldgutter-open:after {
16  content: "\25BE";
17}
18.CodeMirror-foldgutter-folded:after {
19  content: "\25B8";
20}
21