Sass style guild, particularly when dealing with .scss
.
.container {
/* styles for the `self` item at the top */
width: 960px;
/* When less than 3 props, do inline */
.item { width: 100px; height: 100px; }
/* When 3 or more, add new lines and brace after last */
.large-item {
width: 500px;
height: 500px;
font-size: 22px; }
& > div { color: blue; }
}