How to group and order CSS properties

grouping-and-ordering.css

.selector {
    /* Positioning */
    position: absolute;
    z-index: 10;
    top: 0;
    right: 0;

    /* Display & Box Model */
    display: inline-block;
    overflow: hidden;
    box-sizing: border-box;
    width: 100px;
    height: 100px;
    padding: 10px;
    margin: 10px;
    border: 10px solid #333;

    /* Color */
    background: #000;
    color: #fff
  
    /* Text */
    font-family: sans-serif;
    font-size: 16px;
    line-height: 1.4;
    text-align: right;

    /* Other */
    cursor: pointer;
}