text: .mixin { border: 1px solid black; }
  .mixout { border-color: orange; }
  .borders { border-style: dashed; }
  
  #namespace {
    .borders {
      border-style: dotted;
    }
    .biohazard {
      content: "death";
      .man {
        color: transparent;
      }
    }
  }
  #theme {
    > .mixin {
      background-color: grey;
    }
  }
  #container {
    color: black;
    .mixin;
    .mixout;
    #theme > .mixin;
  }
  
  #header {
    .milk {
      color: white;
      .mixin;
      #theme > .mixin;
    }
    #cookie {
      .chips {
        #namespace .borders;
        .calories {
          #container;
        }
      }
      .borders;
    }
  }
  .secure-zone { #namespace .biohazard .man; }
  .direct {
    #namespace > .borders;
  }
  
  .bo, .bar {
      width: 100%;
  }
  .bo {
      border: 1px;
  }
  .ar.bo.ca {
      color: black;
  }
  .jo.ki {
      background: none;
  }
  .amp {
      &.support {
          color: orange;
      }
  }
  .extended {
      .bo;
      .jo.ki;
      .amp.support;
  }
  .foo .bar {
    .bar;
  }
  .has_parents() {
    & .underParents {
      color: red;
    }
  }
  .has_parents();
  .parent {
    .has_parents();
  }
  .margin_between(@above, @below) {
       * + & { margin-top: @above; }
       legend + & { margin-top: 0; }
       & + * { margin-top: @below; }
  }
  h1 { .margin_between(25px, 10px); }
  h2 { .margin_between(20px, 8px); }
  h3 { .margin_between(15px, 5px); }
  
  .mixin_def(@url, @position){
      background-image: @url;
      background-position: @position;
  }
  .error{
    @s: "/";
    .mixin_def( "@{s}a.png", center center);
  }
  .recursion() {
    color: black;
  }
  .test-rec {
    .recursion {
      .recursion();
    }
  }
  .paddingFloat(@padding) { padding-left: @padding; }
  
  .button { 
      .paddingFloat(((10px + 12) * 2));
  
      &.large { .paddingFloat((10em * 2) * 2); }
  }
  