.first-col{position:relative;height:20px}.first-col:before{content:"";position:absolute;left:-15px;top:10px;width:170px;height:1px;-webkit-transform:rotate(20deg);transform:rotate(20deg);background-color:#e8eaec}.first-col .first-col-top{position:absolute;right:20px;top:-10px}.first-col .first-col-bottom{position:absolute;left:20px;bottom:-10px}.my-filter{margin:10px}.page-left{position:absolute;left:10px;top:50%;-webkit-transform:translateY(-50%);transform:translateY(-50%);z-index:10}