@media screen and (min-width: 320px) and (max-width: 480px) {

body {width:100%;



    } 

    .head {

    width: 100%;



}

.head .contact-us p{

	margin-top: -10px;

}

.head .logo2 .xmt{display: none;}

.head .logo2{width: 132px;    margin-left: 25px;}

.head .contact-us {



    float: right;

    width: 168px;

    color: #fff;

}

.one-content{



	    top: 60%;

}

.head .logo2 .t.fff{

	display: none;

}

.keyword_show .next{display: none;}

.logo2 img{

    width: 105%;

    margin-top: -3px;

}

.contact-us p img{

	width: 25px;

}

.keyword_title{

	    padding-top: 30px;

}

.keyword_one{

	padding: 0;

}

.bw_1190{

	width: 100%;

}

.keyword_show{

	width: 100%;

}

.one-content p img{

	width: 300px;

}

.keyword_show li img{

	width: 300px;

    height: 300px;

}

.prev .btn{

	display: none;

}

.service_advantage li .i1{

	background-size: 70px

}

.service_advantage li .i2{

	background-size: 70px

}

.service_advantage li .i3{

	background-size: 70px

}

.service_advantage li .img{

	height: 88px;

}

.service_advantage li .txt{

	    line-height: 28px;

}

.keyword_two{

	padding: 0;

}

.keyword_three{

	padding: 0;

}

.three_show{

	padding: 30px 0 0 0;	

}

.service_advantage{

	padding: 0;

}

.service_advantage li{

	    padding: 35px 0;

}

.three_show li{

	width: 32%;

	margin-left: 4px;

	height: 125px;

}

.box p{

	 font-size: 14px;

}

.three_show li .box .img{

    margin: 14px 0 15px 0;

}

.three_show li .box{

   	height: 113px;

   }



}







@media screen and (min-width: 960px) and (max-width: 1200px){





}



@media screen and (min-width: 1336px) and (max-width: 1920px){





}