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no-repeat;background-size:100% 100%}.modelDialog .btn-close{position:absolute;bottom:-100px;width:60px;height:60px;left:50%;-webkit-transform:translateX(-50%);transform:translateX(-50%)} -->
no-repeat;background-size:100% 100%}.modelDialog .btn-close{position:absolute;bottom:-100px;width:60px;height:60px;left:50%;-webkit-transform:translateX(-50%);transform:translateX(-50%)} -->