ul.nav_list {
display:none;
    width: 100%;
    z-index: 9999999;
    position: absolute;
    left: 0;
    top: 100%;}

ul.nav_list li {
    width: 93px;
    background-image: none;
    background-color: rgb(0 84 140);}
.nav ul li:hover .nav_list{display:block;}
ul.nav_list li:hover{  background-color: rgb(3 104 171);}