.titleAssembly{position:relative;background:#fff;font-size:14px;color:#333;font-weight:700;margin:16px 0}.titleAssembly .titleAssemblyBtn{position:absolute;right:0;top:-8px}.threeMathItem .task{padding:16px;border-radius:10px;background:#fff;min-height:600px;-webkit-box-shadow:0 4px 8px 0 rgba(48,55,66,.15);box-shadow:0 4px 8px 0 rgba(48,55,66,.15);-webkit-transform:translateY(-2px);transform:translateY(-2px)}.taskAssemblyIntroduce{font-size:18px}