.button { padding: 0; line-height: 1; background-color: transparent; &::after { border: none; outline: none; } } .popup1 { position: relative; width: 580rpx; height: 590rpx; box-sizing: border-box; .bg { width: 100%; height: 100%; } .sure { position: absolute; width: 100%; bottom: 40rpx; left: 0; text-align: center; font-size: 32rpx; color: rgba(0, 180, 197, 1); line-height: 48rpx; } }