#menuHeader{
    background: #ccc;
    width:100%;
    height:40px;
    line-height: 40px;
    text-align: center;
}
#menu{
    font-family: Arial;
    position:fixed;
    width:100px;
    height:40px;
    background: #ddd;
    overflow: hidden;
    transition: height .2s, width .2s;
    opacity: 0.8;
}
.bigMenu{
    height:100% !important;
    width:200px !important;
}
#list{
    margin:0;
    padding:0;
}
#list li{
    font-size: 20px;
    padding:5px;
}
#list li:hover{
    font-size: 20px;
    padding:5px;
    background: #eee;
}