1.combonav {
2    padding: 5px;
3    margin: 10px 0;
4    border: 1px solid #ccc;
5    border-radius: 3px;
6    background-color: #fff;
7    font-size: 1em;
8    min-width: 200px;
9}
10
11.combonav:hover {
12    border-color: #999;
13}
14
15.combonav:focus {
16    outline: none;
17    border-color: #666;
18    box-shadow: 0 0 3px rgba(0,0,0,0.2);
19}