.drop_menu {

background:#005555;

padding:0;

margin:0;

list-style-type:none;

height:30px;
}
.drop_menu li { float:left;z-index: 999; }
.drop_menu li a {
padding:9px 20px;
display:block;
color:#fff;
text-decoration:none;
font:14px arial, verdana, sans-serif;
}
 
/* Submenu */
.drop_menu ul {
position:absolute;
left:-9999px;
top:-9999px;
list-style-type:none;
}
.drop_menu li:hover { position:relative; background:#617556; }
.drop_menu li:hover ul {
left:0px;
top:30px;
background:#5FD367;
padding:0px;
}
 
.drop_menu li:hover ul li a {
padding:5px;
display:block;
width:168px;
text-indent:15px;
background-color:#617556;
}
.drop_menu li:hover ul li a:hover { background:#005555; }