.wrapper{
	width: 1400px;
	margin: 0 auto;
}
.wbanner{width: 100%;}
.wbanner img {
    display: block;
    width: 100%;
}
.head{
	padding-top: 30px;
	text-align: center;
}

/* section1 */
.section ul{overflow: hidden;text-align: center;}
.section ul li{width: 31%;float: left;margin: 0 12px;}
.section ul li h2{font-size: 30px;font-weight: bold;background-color: thistle;border:1px solid #999; margin:20px 0;color: #666;}

.section ul li img{width: 100%;}
.online{background-color: red;font-size: 17px;border-radius: 48px;
width: 30%; margin: 10px auto;text-align: center;
}
.online a{color: #fff;text-align: center;}
.images-vessel{height: 50%;}
.sections h2{font-size: 22px;text-align: center;color: #666;border-bottom: 1px solid #999;padding-bottom: 10px; margin: 20px 0; font-weight: bold;}

.sections ul{overflow: hidden;}
.sections ul li{
    width: 31%;
    float: left;
    margin: 0 12px;
}
.tell-icon{margin: 20px auto;}
.tell-icon{
    width: 50%;
}
.lines{border-bottom: 1px solid #999;}
@media screen and (max-width: 1440px){
	.wrapper{width: 1100px;}

	.head h1 {
	    font-size: 40px;
	}
	.head h1::before {
	    width: 236px;
	    margin-left: -118px;
	}

	.section1 {
	    margin-top: 30px;
	}
    /* .section1-center {
	    margin-top: 30px;
	}
    .section1-right {
	    margin-top: 30px;
	} */
	.section1-img {
	    margin-top: 70px;
	}

	.section2 .head h1::before {
	    width: 404px;
	    margin-left: -202px;
	}
	.section3-item {
	    height: 326px;
	}

	.section4 .head h1::before {
	    width: 396px;
	    margin-left: -198px;
	}
	.section4 .head p {
    	margin-top: 24px;
    }
    .section6 .head p {
	    padding: 28px 200px;
	}
	.section6-item {
	    height: 370px;
	}

	.section7 .section6-item {
	    height: 418px;
	}

}

@media screen and (max-width: 1400px){
	.wrapper{width: 980px;}

	.head h1 {
	    font-size: 36px;
	}
	.head h1::before {
	    width: 216px;
	    margin-left: -108px;
	}

	.section1 {
	    margin-top: 15px;
	}
	.section1-img {
	    margin-top: 55px;
	}

	.section2 .head h1::before {
	    width: 364px;
	    margin-left: -182px;
	}
	.section3-item {
	    height: 295px;
	}

	.section4 .head h1::before {
	    width: 360px;
	    margin-left: -180px;
	}

	.section5-img {
	    margin-top: 50px;
	}
	.section6 .head p {
	    padding: 28px 142px;
	}

	.section6-item {
	    height: 340px;
	}

	.section7 .section6-item {
	    height: 382px;
	}

}