@mixin for-phone-only {
  @media (max-width: 599px) { @content; }
}
After declaring for-phone-only mixin, we can write the following Sass code:
.header-title {  
   font-size: 15px;  
   @include for-phone-only {    
      font-size: 18px; 
   }
}
by Valeri Tandilashvili
4 years ago
Sass
mixins
Sass Tutorial for Beginners
0
Pro tip: use ```triple backticks around text``` to write in code fences