.custom-menu {
            display: none;
            z-index: 1000;
            position: absolute;
            overflow: hidden;
            border: 1px solid #CCC;
            white-space: nowrap;
            font-family: sans-serif;
            background: #FFF;
            color: #333;
            border-radius: 5px;
        }

.custom-menu li {
   padding: 8px 12px;
   list-style:none;
}

.custom-menu li:hover {
   background-color: #DEF;
   cursor:pointer;
}

html, body {
    height: 100%;
    width: 100%;
    margin: 0;
    padding: 0;
}