.menu_ac{
    padding:0;
    list-style:none;
    width:550px;
    font-size:14px;
    background:#c1c1c1; /* Color gris claro fondo menu */
    color: black;  /* Color negro texto */		
    border: 1px solid rgba(0,0,0,0.8);
	
}
 
.menu_ac li a{
    display: block;
    border-bottom: 1px solid rgba(0,0,0, 0.2);
    border-top: 1px solid rgba(255,255,255, 0.2);
    background:#3e3f44; /* Color gris oscuro opciones de menu */
    text-decoration:none;
    color:#FFF; /* Color blanco texto menu */
    text-shadow: 1px 0px 1px rgba(0,0,0,0.2);
    filter: dropshadow(color=#000, offx=1, offy=0);
    padding:1px;
    padding-left:10px;
}
 
.menu_ac li ul li a{
    font-size:12px;	
    color:#47689d; /* Color azul texto submenu */
    text-shadow: 1px 0px 1px rgba(255,255,255,0.5);    
}

.menu_ac li a:hover{
    background:#4a6ba2; /* Color azul fondo submenu */
    -moz-transition: background 1s ease-in;
    -webkit-transition: background 1s ease-in;
    -o-transition: background 1s ease-in;
}
 
.menu_ac ul{
    margin:0;
    padding:0;
    list-style:none;
    height:0;
    overflow: hidden;
    transition:1.5s;
    -moz-transition:1.5s;
    -webkit-transition:1.5s;
}
 
.menu_ac li:hover ul{
    height:190px;
    overflow-y:auto;
    overflow-x:hidden;
}
 
.menu_ac ul li a{
    background:#fafafa; /* Color blanco fondo */
}
 
.menu_ac ul li a:hover {
    background: none repeat scroll 0 0 #ccc;
    color: #fff;
    -moz-transition: color 1.5s ease;
    -webkit-transition: color 1.5s ease;
    -o-transition: color 1.5s ease;
}