.layui-form-radio > i:hover,
.layui-form-radioed > i {
  color: #006cb7;
}
#demoBtn {
  width: 30%;
  display: block;
  margin: 40px auto 0;
  background: #006cb7;
  border-radius: 7px;
  height: 44px;
  line-height: 44px;
}