.ser-con{width: 65%;margin: 3rem auto;overflow: hidden;}
.ser-con ul{overflow: hidden;}
.ser-con ul li{width: calc(25% - 4px);display: inline-block;position: relative;overflow: hidden;}
.ser-con ul li .img{width: 30%;margin: 0 auto;}
.ser-con ul li img{width: 100%;display: block;}
.ser-con ul li .content{padding: 3% 0;text-align: center;color: #424242;width: 100%;}
.ser-con ul li .text1{font-size: 16px;}
@media only screen and (max-width: 480px) {
	.ser-con{width: 100%;margin: 1rem auto;}
	.ser-con .tit{font-size: 24px;}
	.ser-con ul{overflow: hidden;}
	.ser-con ul li{width:calc(50% - 1rem - 2px);margin: .5rem;}
	.ser-con ul li .text1{font-size: 14px;}
}

.aboutlist{overflow: hidden;background: #f6f4f4;}
.about-con .title{text-align: left;color: #424242;margin-bottom: 4%;font-weight: bold;}
.about-con .tit{font-size: 24px;}
.about-con .entit{font-size: 20px;}
.about-con .about-left{display: block;width: 50%;float: left;}
.about-con img{display: block;width: 100%;}
.about-con .about-right{display: block;width:calc(50% - 6rem);float: right;padding: 3rem;}
.about-con .about-right .content{font-size: 15px;line-height: 26px;margin-bottom: 5%;}
@media only screen and (max-width: 480px) {
	.about-con .title{margin-bottom: 5%;}
	.about-con .tit{font-size: 24px;}
	.about-con .entit{font-size: 15px;}
	.about-con .about-left{width: 100%;margin-bottom: 4%;float: none;}
	.about-con .about-right{width: 90%;padding: 5%;float: none;}
}

.part-con{width: 63%;margin: 3rem auto;overflow: hidden;}
.part-con .title{text-align: center;color: #424242;margin-bottom: 3%;}
.part-con .tit{font-size: 28px;font-weight: bold;}
.part-con .entit{font-size: 18px;}
.part-con ul{overflow: hidden;}
.part-con ul li{width: calc(16.66% - 10px);display: block;float: left;margin: 5px;}
.part-con ul li img{width: 100%;display: block;}
@media only screen and (max-width: 480px) {
	.part-con{width: 90%;margin: 1rem auto;}
	.part-con .title{margin-bottom: 5%;}
	.part-con .tit{font-size: 24px;}
	.part-con .entit{font-size: 15px;}
	.part-con ul li{width: calc(33% - 10px);margin: 5px;}
}