.list-frame {
  margin: 0 10px;
  border: 1px solid #5970FF;
  border-radius: 5px;
  background-color: #3900C9;
  background-image: url('https://julyedu-cdn.oss-cn-beijing.aliyuncs.com/active19_1111/m/frame-bg-top.png');
  background-repeat: no-repeat;
}

.list-frame__content {
  background-image: url('https://julyedu-cdn.oss-cn-beijing.aliyuncs.com/active19_1111/m/frame-bg-bottom.png');
  background-repeat: no-repeat;
  background-position: bottom right;
}