OWL ITS + 탐지시스템(인터넷 진흥원)
wyu
2021-11-08 044f876c3a7ac6c9ebc201b01ada4f1cbe98b8e3
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@mixin clearfix() {
  &::after {
    display: block;
    clear: both;
    content: "";
  }
}