26 Rules I Follow When Writing CSS To Make It Concise and Readable | by Arbaoui Mehdi | Sep, 2022 | Medium

.declarationOrder {
  /* Declarations */
  $varName: #ccc;

  /* Sass Inheritance */
  @extend %a-placeholder;
  @include silly-links;

  // Content
  content: "";

  // Positioning
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 10;

  // Box Model
  display: block;
  float: right;
  width: 100rem;
  height: 100rem;
  padding: 10rem;
  margin: 10rem;

  // Typography
  color: $varName;
  font: normal 1rem "Helvetica", sans-serif;
  line-height: 1.3;
  text-align: center;

  // Visual
  background-color: $varName;
  border-radius: 4px;
  opacity: 1;

  // Animation
  transition: all 1s;

  // Misc
  user-select: none;
}