.nav>li>ul {
	opacity: 0;
	top: 110px;
	-webkit-transition: top .15s ease-in, opacity .2s ease-in;
	-ms-transition: top .15s ease-in, opacity .2s ease-in;
	-moz-transition: top .15s ease-in, opacity .2s ease-in;
	-o-transition: top .15s ease-in, opacity .2s ease-in;
	transition: top .15s ease-in, opacity .2s ease-in;
}

.nav>li:hover>ul {
	top: 40px;
	opacity: 1;
}

.nav ul ul {
	top: 82px;
	opacity: 0;
	-webkit-transition: top .15s ease-in, opacity .2s ease-in;
	-ms-transition: top .15s ease-in, opacity .2s ease-in;
	-moz-transition: top .15s ease-in, opacity .2s ease-in;
	-o-transition: top .15s ease-in, opacity .2s ease-in;
	transition: top .15s ease-in, opacity .2s ease-in;
}

.nav ul li:hover>ul {
	top: 0px;
	opacity: 1;
}