.yk_about_us .col-lg-3, .yk_about_us .col-lg-4 {
    padding: 0 10px;
}
.bx_container{width:1400px; margin:auto;max-width: 100%;}

/* 所有标题 */
.about_allhead{padding: 20px 0;font-size: 36px;font-weight: 700;text-align: left;color: #1a1a1a;}

/*公司简介*/
.yk_company{padding: 100px 0;}
.company_item{display: -webkit-flex; display: flex;-webkit-justify-content: center; justify-content: center; align-items: center;gap: 30px;}
.company_item .company_text{ font-size:16px; line-height:40px;letter-spacing: 1px;}
.company_img img{max-width: 100%;border-radius: 20px;}
.s-left-item,.s-right-item{ width:50%;}
/*公司简介*/

/*why choose us*/
.yk_choose_us {padding: 100px 0;background-color: #f2f2f2;width: 100%;}
.yk_choose_us ul{display: flex;gap:20px;padding: 20px 0 0;flex-wrap: wrap;}
.yk_chooseus_list{ width: 32%;text-align:left;background: #fff;padding: 40px;border-radius: 20px;}
.yk_chooseus_list1{background-color: #4d4e50;}
.yk_chooseus_list img{width: 70px;}
.yk_chooseus_list h4{ color: #1a1a1a;font-size: 22px;font-weight: 700;padding: 20px 0;}
.yk_chooseus_list p{line-height: 30px;color: #4d4e50;letter-spacing: 1px;}
.yk_chooseus_list1 h4, .yk_chooseus_list1 p{color: #fff;}
/*why choose us*/

/*公司信息*/
/* .yk_infomation{display: inline-block;padding: 0 0 100px;}
.yk_infomation .about_allhead{text-align: left;}
.yk_infomation_left p{font-size: 18px;line-height: 40px;}
.yk_aboutus_btn{font-size: 16px;line-height: 18px;padding: 12px 24px;border: 2px solid #0459a4;margin: 20px 0;display: inline-block;}
.yk_aboutus_btn:hover{background-color: #0459a4;color: #fff;text-decoration: none;} */
/*公司信息*/

/*Our Team*/
.yk_team {display: inline-block;padding: 80px 0;}
.team_items_left img{max-width: 100%;}
.yk_team .team_item{color: #4d4e50;margin: 10px 0;}
.yk_team .team_text h3{font-size: 20px;font-weight: 700;color: #1a1a1a;margin: 20px 0;}
.yk_team .team_text p{font-size: 16px;letter-spacing: 1px;}
/*OOur Team*/

/* about表单 */
.yk_about_form{padding: 80px 0;}
.yk_about_form .about_allhead{text-align: center;}
.aboutform-control{display: block;width: 100%;padding: 15px;font-size: 14px;color: #4d4e50;border: 1px solid #ced4da;}
.yk_about_form .iinqr_text .aboutform-control{height: 160px;}	
	
/*合作伙伴*/
/* .yk_Partner{ display:inline-block; margin-bottom:30px;}
.yk_Partner h2{font-size: 28px; color: #1a1a1a000; text-align: center; padding: 50px 0; font-weight: normal; margin: 0;}
.yk_Partner li{ width:16.66%; float:left; padding:0 15px; box-sizing: border-box; margin:10px 0;box-shadow: 1px 5px 5px #ebd9d9;} */
/*合作伙伴*/

/*证书*/
/* .yk_certificate h2{font-size: 28px; color: #1a1a1a000; text-align: center; padding: 50px 0; font-weight: normal; margin: 0;}
.yk_certificate{ width:100%; max-width:1000px; display: table; margin:auto; margin-bottom:50px;} */
/*证书*/

@media screen and (max-width: 768px) {
	/* 所有标题 */
	.about_allhead {font-size: 28px;}
	
	/* 公司介绍 */
	.yk_company{padding: 20px 20px 40px;}
    .company_item{flex-direction: column;}
    .s-left-item, .s-right-item{width: 100%;}
	
	/* Why Choose Us */
	.yk_choose_us{padding: 20px;}
	.yk_choose_us ul {flex-direction: column;}
	.yk_chooseus_list {width: 100%;padding: 20px;}
	
	/* Our Team */
	.yk_team {padding: 20px;}
	.yk_team .team_item {margin: 40px 0;}
	
	/* about表单 */
	.yk_about_form {
	    padding: 20px;
	}
	
	
	
	
}