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.fourth-content-box{position:relative}.lanxi-original-products .fourth-content-item{float:none;width:100%;height:520px}.lanxi-original-products .fourth-content-main,.lanxi-original-products .fourth-content-main:hover{top:18%}.lanxi-original-products .fourth-content-item:first-child .fourth-content-main:hover .fourth-dialog-list,.lanxi-original-products .fourth-content-item:last-child .fourth-content-main:hover .fourth-dialog-list,.lanxi-original-products .fourth-content-main:hover .fourth-dialog-list,.lanxi-original-products .fourth-dialog-list{height:auto;opacity:1}.lanxi-original-products .fourth-content-dialog{top:0;padding:30px 24px}}@media 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