.ddcss{
position:absolute;
visibility: hidden;
z-index: 100;
height: 25px;
}
.ddcss a{
display: block;
padding: 1px 0;
text-decoration: none;
padding: 7px;
}

.ddcss a:hover{ /*hover background color*/
display: block;
background-color: #ffffff;
color: #000000;
}