.button {
  display: block;
  width: 100%;
  height: .44rem;
  background: -webkit-gradient(linear, left top, left bottom, from(#ff9323), to(#ff6a01));
  background: -webkit-linear-gradient(top, #ff9323, #ff6a01);
  background: -o-linear-gradient(top, #ff9323, #ff6a01);
  background: linear-gradient(180deg, #ff9323, #ff6a01);
  color: #fff;
  text-align: center;
  line-height: .44rem;
  font-size: .14rem;
  border-radius: 4px;
  cursor: not-allowed;
  opacity: .4;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;

  &.active {
    background: -webkit-gradient(linear, left top, left bottom, from(#ff9323), to(#ff6a01));
    background: -webkit-linear-gradient(top, #ff9323, #ff6a01);
    background: -o-linear-gradient(top, #ff9323, #ff6a01);
    background: linear-gradient(180deg, #ff9323, #ff6a01);
    cursor: pointer;
    opacity: 1;
  }
}