.menu a:hover span {
    display: block;
    position: absolute;
    top: 150px;
    left: 0px;
    width: 150px;
    text-align: left;
    border-top: 1px solid gray;
    color: #000;
  }

div.page {
position:absolute;
top:130px;
left:180px;
width:65%;
z-index:0}