body{
	margin: 0;
	padding: 0;
}
.qt img{
	width:100%;
	display: block;
}
.foot{
	text-align: right;
	padding: 20px;
	line-height: 2;
}
.nav a{
	line-height: 80px;
}
.nav{
	    text-align: right;
    padding-right: 10px;
}
.nav a{
	font-size: 25px;
    text-decoration: none;
    color: #000;
    margin: 0 10px;
}