.portfolio-top-wrapper{overflow:hidden}.portfolio-top-tit{margin:auto;max-width:1000px;width:80%}.portfolio-top-tit h4{margin:40px 0 0}.portfolio-top-img{margin-top:110px}.portfolio-top-img img{border:10px solid #fff;border-radius:50%;height:17.6vw;margin:0 .02%;width:17.6vw}.portfolio-top-img a:nth-child(2n){margin-top:17.6vw}@media(max-width:767px){.portfolio-top-wrapper{padding-bottom:45%}.portfolio-top-tit{text-align:center;width:100%}.portfolio-top-tit img{width:67.2%}.portfolio-top-tit h4{margin:2.7vh 0 0}.portfolio-top-img img{border:5px solid #fff;height:21.7vw;width:21.7vw}}