.member-container{padding:80px}.member-content{display:flex;flex-wrap:wrap;position:relative}.member-item{margin:15px;width:calc(33.33333% - 30px)}.member-bg{position:fixed;top:0;left:0;width:100%;height:100%}@media screen and (max-width:1300px){.member-item{width:calc(50% - 30px)}}@media screen and (max-width:750px){.member-container{padding:80px 20px}.member-item{width:100%;margin:15px 0}}