.adm-border-base {
  position: relative;
}
.adm-border-base::before {
  content: " ";
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-style: solid;
  border-color: var(--adm-color-border);
  transform-origin: 0 0;
  border-width: 0;
}
@media (-webkit-min-device-pixel-ratio: 2), (min-device-pixel-ratio: 2) {
  .adm-border-base::before {
    width: 200%;
    height: 200%;
    transform: scale(0.5);
  }
}
@media (-webkit-min-device-pixel-ratio: 3), (min-device-pixel-ratio: 3) {
  .adm-border-base::before {
    width: 300%;
    height: 300%;
    transform: scale(0.33333);
  }
}
.adm-border-top::before {
  border-top-width: 1px;
}
.adm-border-right::before {
  border-right-width: 1px;
}
.adm-border-bottom::before {
  border-bottom-width: 1px;
}
.adm-border-left::before {
  border-left-width: 1px;
}
.adm-border-all::before {
  border-top-width: 1px;
}
.adm-border-all::before {
  border-right-width: 1px;
}
.adm-border-all::before {
  border-bottom-width: 1px;
}
.adm-border-all::before {
  border-left-width: 1px;
}