workerman/applications/Statistics/Web/css/style.css

body {margin: 10px 0px}
a.list-group-item.active, a.list-group-item.active:hover, a.list-group-item.active:focus {
    background-color: #DDDDDD;
    border-color: #DDDDDD;
    color: #333333;
    z-index: 2;
}
.nav {
    margin-bottom: 10px;
}