bkdotcom/PHPDebugConsole

// We control visibility via max-height
// max-height only applies to content (border-box is ignored)
// therefore we need to apply border & padding to a nested div

.debug-options-toggle {
  position: relative;
  top: -1px;
}

.debug-options {
  position: absolute;
  top: 100%;
  right: 0;
  max-height: 0;
  box-sizing: border-box;
  z-index: 1000;
  float: right;
  min-width: 12em;
  background: $lite-grey;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.25);
  transition: all 0.25s ease-out;
  overflow: hidden;
  font-size: 13px;
  .debug-options-body {
    background-clip: padding-box;
    border: 1px solid $border-color;
    padding: 0.5em 5px 0.5em 15px;
  }
  &.show {
    max-height: 150px;
  }
  label {
    font-weight: normal;
    padding: 0.25em 0;
    &.disabled {
      color: #999;
    }
  }
  hr.dropdown-divider {
    margin: 0.5em -5px 0.5em -15px;
    background: $border-color;
    height: 1px;
    border: none;
  }
  .form-group {
    margin: 0;
  }
}