<style>.wrap{position:relative;padding-top:50px;background-color:white;width:1180px;height:750px;margin:0 auto;display:flex;justify-content:space-around}.s_column{display:flex;flex-direction:column}.skeleton{margin:20px 0;border-radius:5px;width:100%;background-color:#f7f8fb;background-image:linear-gradient(90deg,#f7f8fb 0,#f7f8fb 40%,#fff 50%,#f7f8fb 60%,#f7f8fb 100%);background-size:2000%;animation:skeleton-glow 2s infinite ease-in-out}@keyframes skeleton-glow{0%{background-position:200% 0}100%{background-position:-200% 0}}.left-column{width:150px;height:100%;display:flex;align-items:space-around}.left-top{height:235px;width:100%}.left-bottom{width:100%;height:400px}.middle-column{height:100%;width:640px}.middle-box1{height:40px}.middle-box2{height:30px;width:300px}.middle-box3{height:100px}.middle-box4{height:400px}.right-column{width:300px;height:100%}.right-box1{height:36px}.right-box2{height:250px}.right-box3{height:300px}</style>