/* pages/IndexNewCourseDetails/IndexNewCourseDetails.wxss */ .fixed-btn-wrapper { position: fixed; left: 20rpx; right: 20rpx; bottom: 40rpx; border-radius: 50rpx; overflow: hidden; z-index: 999; } .DianJiXiangQing1 { width: 100%; background-color: #4CAF50; color: white; border: none; border-radius: 0; /* 内部 button 不需要圆角 */ height: 100rpx; line-height: 80rpx; }