This is a Sass mixin that creates fluid typography - you set the type/property size at 320px mobile, and also at the largest container size, and your type will be proportionally sized for all sizes inbetween
.my-element-title {
@include fluid-type(font-size, 320px, 1366px, 14px, 18px);
}
/*=================================================
Fluid Typography
=================================================== */
// ----
// libsass (v3.5.0.beta.2)
// ----
// =========================================================================
//
// PRECISE CONTROL OVER RESPONSIVE TYPOGRAPHY FOR SASS
// ---------------------------------------------------
// Indrek Paas @indrekpaas
//
// Inspired by Mike Riethmuller's Precise control over responsive typography
// http://madebymike.com.au/writing/precise-control-responsive-typography/
//
// Borrowed `strip-unit` function from Hugo Giraudel
// https://css-tricks.com/snippets/sass/strip-unit-function/
//
// 02.04.2018 Remove `screen` keyword from media queries
// 11.08.2016 Remove redundant `&` self-reference
// 31.03.2016 Remove redundant parenthesis from output
// 02.10.2015 Add support for multiple properties
// 24.04.2015 Initial release
//
// =========================================================================
/* =================================================
How to Use
=================================================== */
/* Single property */
// html {
// @include fluid-type(font-size, 320px, 1366px, 14px, 18px);
// }
// /* Multiple properties with same values */
// h1 {
// @include fluid-type(padding-bottom padding-top, 20em, 70em, 2em, 4em);
// }
@mixin fluid-type($properties, $min-vw, $max-vw, $min-value, $max-value) {
@each $property in $properties {
#{$property}: $min-value;
}
@media (min-width: $min-vw) {
@each $property in $properties {
#{$property}: calc(#{$min-value} + #{strip-unit($max-value - $min-value)} * (100vw - #{$min-vw}) / #{strip-unit($max-vw - $min-vw)});
}
}
@media (min-width: $max-vw) {
@each $property in $properties {
#{$property}: $max-value;
}
}
}
@function strip-unit($number) {
@if type-of($number) == "number" and not unitless($number) {
@return $number / ($number * 0 + 1);
}
@return $number;
}