@media only screen and (max-width:1440px){
	.nav-div  > ul  > li {
		margin: 0 1.3vw;
	}
	.nav-div  > ul  > li > a {
		font-size: 1.4vw;
		color: #fff;
	}
	
}
@media only screen and (max-width:1199px){
	.nav,.search {
		display: none;
	}
	.menulineation {
		display: block;
	}
	.ydlogo {
		display: inline-block;
		width: 80%;
	}
	.pclogo {
		display: none !important;
	}
	.movenav {
		display: none;
		position: fixed;
		top: 104px;
		left: 0;
		right: 0;
		bottom: 0;
		z-index: 99;
		background-color: #fff;
		border-top: 1px solid #eee;
		padding-top: 10px;
		overflow-y: auto;
		text-align: center;
		line-height: 8vw;
		
		margin: auto;
	}
	.movenav >ul  {
		width: 90%;
		margin: auto;
	}
	.movenav >ul > li  {
		padding-bottom: 20px;
	}
	.movenav >ul > li > a {
		width: 100%;
		font-size: 4.8vw;
		display: inline-block;
	}
}