.ambass_box{width: 90%;margin:20px auto;}
.ambass_box .ambass_ul{display: flex;flex-wrap: wrap;}
.ambass_box .ambass_ul .ambass_li{width: 32%;margin-right: 2%;margin-bottom: 20px;}
.ambass_box .ambass_ul .ambass_li:nth-child(3n){margin-right: 0;}
.ambass_box .ambass_ul .ambass_li .ambass_li_img_box{position: relative;padding-top: 100%;}
.ambass_box .ambass_ul .ambass_li .ambass_li_img_box img{position: absolute;left: 0;right: 0;top: 0;bottom: 0;margin: auto;}
.ambass_box .ambass_ul .ambass_li .ambass_li_title{font-size: 24px;line-height:24px;padding: 20px 0;box-sizing: border-box;text-align: center;}
@media screen and (max-width: 768px) {
	.ambass_box .ambass_ul .ambass_li{width: 49%;margin-right: 2%;}
	.ambass_box .ambass_ul .ambass_li:nth-child(2n){margin-right: 0;}
}