1、框添html

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2、框添超低价永久云服务器CSS

.loginbody{ border: 1px solid #21a7e1; box-shadow: 5px 5px 10px 10px rgba(24,加个角成68,124,0.4); padding-top:20px; border-radius: 6px; position: relative; } /*四个角框*/ .border_corner{ z-index: 2500; position: absolute; width: 19px; height: 19px; background: rgba(0,0,0,0); border: 4px solid #1fa5f1; } .border_corner_left_top{ top: -2px; left: -2px; border-right: none; border-bottom: none; border-top-left-radius: 6px; } .border_corner_right_top{ top: -2px; right: -2px; border-left: none; border-bottom: none; border-top-right-radius: 6px; } .border_corner_left_bottom{ bottom: -2px; left: -2px; border-right: none; border-top: none; border-bottom-left-radius: 6px; } .border_corner_right_bottom{ bottom: -2px; right: -2px; border-left: none; border-top: none; border-bottom-right-radius: 6px; } 内容看完了