:root {
  --primary-color: #3a83e9;
  --bg-color: #3a83e9;
  --deep-color: #2d6fcd;
  --leftbg:url('left-bg.png');
  --activejiantou:url('active-jiantou.png');
  --ldmc:#3a83e9;
  --rightContent:linear-gradient(180deg, #ffffff, #f4f9ff);
  --borderContent:1px solid #f4f9ff;
}
[data-theme="red"] {
  --primary-color: #bd1a2d;
  --bg-color: #bd1a2d;
  --deep-color: #b1071b;
  --leftbg:url('left-bg-red.png');
  --activejiantou:url('active-jiantou-red.png');
  --ldmc: #000000;
  --rightContent: linear-gradient(180deg,#ffffff, #fff0f1);
  --borderContent:1px solid #fff0f1;
}