.yk_about_us .col-lg-3, .yk_about_us .col-lg-4 {
    padding: 0 10px;
}

.bx_container{width: 1400px;max-width: 100%;margin: 0 auto;}

/* about背景图 */
.about_head{height: 900px;display: flex;align-items: center;}
.abouthead_text{text-align: center;color: #fff;text-align: center;position: relative;}
.abouthead_text p{font-size: 18px;font-family: Arial, Helvetica, sans-serif;line-height: 30px;}
.abouthead_text .abouthead_p2{width: 60%;margin: 0 auto;}
.abouthead_text h2{font-size: 80px;font-weight: 600;margin: 20px 0;}
.aboutall_btn::after{content: '';width: 90px;height: 1px;background-color: #fff;position: absolute;bottom: -50%;transform: translateX(-50%) rotate(90deg);;left: 50%;}
.aboutall_btn a{font-size: 18px;display: inline-block;position: absolute;color: #fff;left: 50%;bottom: -110%;transform: translateX(-50%) rotate(90deg);}

/* 所有标题 */
.company_allhead{text-align: left;}
.company_allhead h2{color: #0057b8;font-size: 18px;margin: 20px 0;}
.company_allhead p{font-size: 44px;color: #242424;font-weight: 600;}

/*公司简介*/
.yk_company{padding: 50px 0;}
.company_item .labout_h2{font-size: 44px !important;color: #242424 !important;line-height: 60px;}
.yk_company .company_allhead{font-size:18px;line-height:30px;text-align: left;color: #757575;}
.company_item{display: -webkit-flex; display: flex;-webkit-justify-content: center; justify-content: center; align-items: center;}
.s-left-item{ width:50%; padding: 15px;}
.s-right-item{ width:50%; padding: 80px 20% 80px 0;}
.company_img img{max-width: 100%;}
.iabout_btn a{text-decoration: none;font-size: 18px;display: inline-block;padding: 13px 40px;color: #fff;background-color: #0057b8;margin: 60px 0;}
.iabout_btn:hover a {color: #fff;background-color: #004589;}
/*公司简介*/

/*why choose us*/
.yk_choose_us{padding: 100px 0;}
.yk_choose_us .company_allhead{display: flex;align-items: center;gap: 40px;}
.yk_choose_us .allhead_left, .yk_choose_us .allhead_right{text-align: left;}
.yk_choose_us .allhead_right p{font-size: 18px;color: #757575;line-height: 30px; font-family: Arial, Helvetica, sans-serif;}
.yk_choose_us ul{ display:inline-block; margin:60px 0;}
.yk_choose_us ul li{ width:31.33%; float:left; padding: 55px 35px;margin: 8px;min-height:385px;}
.yk_choose_us ul li h4{ color:#000;font-size: 24px;font-weight:700;margin: 30px 0;}
.yk_choose_us ul li p{ line-height:30px; color:#757575;font-size:16px;}
.yk_choose_us ul li:hover{background-color: #0057b8;}
.yk_about_us ul:hover img{filter: brightness(0) invert(1);transition: all 0.3s;}
.yk_choose_us ul li:hover h4, .yk_choose_us ul li:hover p {color: #fff;transition: all 0.3s;}
/*why choose us*/

/*Our Team*/
.yk_team{display: inline-block;width: 100%;}
.yk_team .bx-wrapper .bx-prev{
background: url(../images/left.png) #0057b8 no-repeat center;
height: 82px !important;
width: 82px !important;
background-size: 25px;
border-radius: 50%;
top: 10%;
left: 80% !important;}
.yk_team .bx-wrapper .bx-next{
background: url(../images/right.png) #0057b8 no-repeat center;
height: 82px !important;
width: 82px !important;
background-size: 25px;
border-radius: 50%;
top: 10%;
right: 7% !important;}
.yk_team .team_item{padding: 60px 0 0;}
.yk_team .team_item img{position: relative;max-width: 100%;}
.yk_team .team_text{position: absolute;bottom: 0;padding: 20px 40px;color: #fff;}
.yk_team .team_text h3{font-size: 28px;font-weight: 600;}
.yk_team .team_text p{font-size: 18px;line-height: 30px;font-family: Arial, Helvetica, sans-serif;display: none}
.team_item:hover .team_text{transform: translateY(-20px);transition: all 0.3s;}
.team_item:hover .team_text p {display: block; transition: all 0.3s; }
/*OOur Team*/

/*证书*/
.yk_certificate{display: inline-block;width: 100%;padding: 100px 0;}
.yk_certificate .company_allhead{text-align: center;}
.yk_certificate .company_allhead span{font-size: 18px;line-height: 30px;color: #757575;font-family: Arial, Helvetica, sans-serif;display: inline-block;width: 50%;}
.certificate_box img{max-width: 100%;padding: 75px 0 0;}
/*证书*/

/*联系我们 */
.contact_bg{padding: 100px 0;}
.contact_bg .iall_head{text-align: left;color: #fff;}
.contact_bg .iall_head p{font-size: 18px;font-family: Arial, Helvetica, sans-serif;width: 80%;}
.icontact_list{display: flex;align-items: center;justify-content: space-between;}
/*联系我们 */

/*公司信息*/
.yk_infomation{padding: 80px 0 100px;display: inline-block;width: 100%;}
.counter-box {display: flex;align-items: center;gap: 20px;flex-direction: column;}
.counter-box .icon img{margin-top: 20px;max-width: 100%;}
.counter-box .counter {display: block;line-height: 1;color: #000;font-size: 18px;font-weight: 600;}
/*公司信息*/

/*合作伙伴*/
.yk_Partner{padding: 80px 0 100px;display: inline-block;width: 100%;}
.our_partners_list img{max-width: 100%;}
/*合作伙伴*/



@media screen and (max-width: 768px) {
	/*手机公司信息*/
	.yk_infomation{padding: 40px 0 50px;}
	
    /*手机why choose us*/
    .yk_choose_us{padding: 40px 0;}
    .yk_choose_us ul li{width: 100%;margin: 10px 0;}
    .yk_choose_us ul li h4 {font-size: 18px;}

    /*手机合作伙伴*/
    .yk_Partner{padding: 40px 0 50px;}
	.our_partners_list{padding: 10px;}
    
    /*手机证书*/
    .yk_certificate{padding: 40px 0 50px;}
	
	/* 手机about背景图 */
	.about_head{height: 345px;}
	.abouthead_text p{font-size: 16px;}
	.abouthead_text .abouthead_p2{width: 100%;}
	.abouthead_text h2{font-size: 26px;}
	.aboutall_btn::after, .aboutall_btn a{display: none;}
	
	/* 手机所有标题 */
	.company_allhead p{font-size: 22px;}
	
	/*手机公司简介*/
	.company_item .labout_h2{font-size: 22px !important;line-height: 30px;}
	.yk_company .company_allhead{padding: 15px;}
	.company_item{flex-direction: column;}
	.s-left-item, .s-right-item{width: 100%;}
	.iabout_btn a{margin: 20px 0;}
	/*公司简介*/
	
	/*why choose us*/
	.yk_choose_us{padding: 0 0;}
	.yk_choose_us .company_allhead{flex-direction: column;}
	.yk_choose_us ul{margin:30px 0;}
	.yk_choose_us ul li{ width: 100%; padding: 25px 15px;min-height: auto;}
	/*why choose us*/
	
	/*Our Team*/
	.yk_team .bx-wrapper .bx-prev{
	height: 32px !important;
	width: 32px !important;
	background-size: 15px;
	top: 27%;
	left: 25% !important;}
	.yk_team .bx-wrapper .bx-next{
	height: 32px !important;
	width: 32px !important;
	background-size: 15px;
	top: 27%;
	right: 55% !important;}
	.yk_team .team_text h3{font-size: 20px;}
	.team_item:hover .team_text {padding: 5px;}
	/*OOur Team*/
	
	/*证书*/
	.yk_certificate{padding: 50px 0;}
	.yk_certificate .company_allhead span{width: 100%;}
	.certificate_box img{max-width: 100%;padding: 20px 0 0;}
	/*证书*/
	
	/*联系我们 */
	.contact_bg{padding: 50px 0;}
	.contact_bg .iall_head p{width: 100%;}
	.icontact_list{align-items: flex-start;}
	/*联系我们 */

}