extend scss code example

Example 1: sass class with another class

.myclass {
  font-weight: bold;
  font-size: 90px;
}

.myotherclass {
  @extend .myclass;
  color: #000000;
}

Example 2: scss extend

.error:hover {
  background-color: #fee;
}

.error--serious {
  @extend .error;
  border-width: 3px;
}

Example 3: Sass @extend and Inheritance

SCSS Syntax

.button-basic  {
  border: none;
  padding: 15px 30px;
  text-align: center;
  font-size: 16px;
  cursor: pointer;
}

.button-report  {
  @extend .button-basic;
  background-color: red;
}

.button-submit  {
  @extend .button-basic;
  background-color: green;
  color: white;
}

CSS Output

.button-basic, .button-report, .button-submit {
  border: none;
  padding: 15px 30px;
  text-align: center;
  font-size: 16px;
  cursor: pointer;
}

.button-report  {
  background-color: red;
}

.button-submit  {
  background-color: green;
  color: white;
}

Example 4: extend scss

%blue-hr {
  content: '';
  position: absolute;
  height: 1px;
  max-width: 1550px;
  width: calc(100% - 1.5rem);
  left: 0;
  right: 0;
  margin: 0 auto;
  background-color: #0086FF;
}

.blue-hr-top {
  position: relative;
  
  &::before {
    @extend %blue-hr;
    top: 0;
  }
}