.maskInvisible{
	position: fixed;
	left: 300px;
	top: 0;
	height: 100%;
	width: 150px;
	overflow:hidden;
}
#main-menu .menu_prod{
	background-color: #fff;
	height: 100%;
	width: 150px;
	position: absolute;
	left: -300px;
}
#main-menu .menu_prod ul{
	list-style: none;
	margin:0;
	padding:0;
	display: block;
}
#main-menu .menu_prod ul li{
	padding: 10px 0;
	text-align: center;
	border-bottom: 1px solid #C0C0C0;
}
#main-menu .menu_prod ul li:hover > a:before{
	background: none;
}
#main-menu .menu_prod ul li a {
	width: 100%;
	height: 100%;
	padding: 0;
	margin: 0;
}
#main-menu .maskMenu{
	/*height: auto;
    left: 0;
    margin-top: -50%;
    max-height: 80%;
    min-height: 100px;
    padding: 10px;
    position: absolute;
    top: 50%;
    width: 100%;*/
	    height: 500px;
    left: 0;
    margin-top: -250px;
    max-height: 80%;
    min-height: 100px;
    padding: 10px;
    position: absolute;
    top: 50%;
    width: 100%;
}
@media only screen and (max-width: 801px) {
	.maskInvisible{
		display: none !important;
	}
}