.teacher .teacher-section{padding: 50px 15px 20px;background: #F7FAFC;}
.teacher .teacher-section .tips{font-style: normal;font-weight: 500;font-size: 18px;line-height: 25px;text-align: center;color: #333333;}
.teacher .teacher-section .tips:first-of-type{margin-bottom: 0;margin-top: 8px;}
.teacher .teacher-list{width: 1160px;margin: 0 auto;display: flex; flex-wrap: wrap;margin-top: 40px;}
.teacher .teacher-list>.teacher-item{font-size: 0;width: 278px;height: 499px;background: #FFFFFF;box-shadow: 0px 6.08px 24.32px rgba(194, 205, 234, 0.5);border-radius: 12px;margin-right: 15px;padding: 12px;}
.teacher .teacher-list>.teacher-item:nth-child(4n){margin-right: 0;}
.teacher .teacher-list>.teacher-item:nth-child(n+5){margin-top: 16px;}
.teacher .teacher-list>.teacher-item .teacher-item-cover{border-radius: 12px;height: 254px;overflow: hidden;}
.teacher .teacher-list>.teacher-item .teacher-item-cover>img{border-radius: 12px;width: auto;height: auto;transition: all .3s;}
.teacher .teacher-list>.teacher-item:hover img{transform: scale(1.1);}
.teacher .teacher-list>.teacher-item .teacher-item-title{font-style: normal;font-weight: 700;font-size: 24.32px;line-height: 33px;color: #333333;margin-top: 10px;}
.teacher .teacher-list>.teacher-item .teacher-item-intro{font-style: normal;font-weight: 400;font-size: 18.24px;line-height: 25px;text-align: justify;color: #999999;display: -webkit-box;overflow: hidden;-webkit-box-orient: vertical;-webkit-line-clamp: 6;}
.teacher .customer-service-btn{margin-bottom: 16px;}
/* @media screen and (max-width:1200px) 
{
.teacher .teacher-list>.teacher-item:nth-child(4n){margin-right: 15px;}
.teacher .teacher-list{width: 864px;margin: 0 auto;display: flex; flex-wrap: wrap;margin-top: 40px;}
.teacher .teacher-list>.teacher-item:nth-child(3n){margin-right: 0;}
.teacher .teacher-list>.teacher-item:nth-child(n+4){margin-top: 16px;}
} */
@media screen and (max-width:480px) 
{
.teacher .teacher-section .tips{text-indent: 2em;font-size: 16px;text-align: left;}
.teacher .teacher-section{padding: 20px 15px 6px;}
.teacher .customer-service-btn{margin-bottom: 10px;}
.teacher .teacher-list>.teacher-item{margin-right: 0;width: calc(50% - 5px);padding: 10px;height: 300px;}
.teacher .teacher-list>.teacher-item .teacher-item-cover{height: auto;}
.teacher .teacher-list>.teacher-item:nth-child(4n),.teacher .teacher-list>.teacher-item:nth-child(3n),.teacher .teacher-list>.teacher-item:nth-child(2n){margin-right: 0;}
.teacher .teacher-list>.teacher-item:nth-child(n+4){margin-top: 0;}
.teacher .teacher-list>.teacher-item:nth-child(n+1){margin-top: 10px;}
.teacher .teacher-list>.teacher-item:nth-child(2n){margin-left: 10px;}
.teacher .teacher-list{width: 100%;margin: 0 auto;display: flex; justify-content: center; flex-wrap: wrap;margin-top: 0px;}
.teacher .teacher-list>.teacher-item .teacher-item-title{font-size: 14px;line-height: 18px;}
.teacher .teacher-list>.teacher-item .teacher-item-intro{font-weight: 400;font-size: 12px;line-height: 16px;margin-bottom: 0px;}
}