// Clearfix
// --------
// For clearing floats like a boss h5bp.com/q
@mixin clearfix {
    *zoom: 1;
    &::before,
    &::after {
        display: table;
        content: "";
        // Fixes Opera/contenteditable bug:
        // http://nicolasgallagher.com/micro-clearfix-hack/#comment-36952
        line-height: 0;
    }
    &::after {
        clear: both;
    }
}


@mixin size($height, $width) {
    width: $width;
    height: $height;
}
@mixin square($size) {
    @include size($size, $size);
}

// https://codepen.io/kennyglenn/pen/kxqWjP
@function text-contrast($color, $dark, $light, $threshold: 51) {
    @return if(lightness($color) < $threshold, $light, $dark)
}


@mixin vertical-three-colors($startColor: #00b3ee, $midColor: #7a43b6, $colorStop: 50%, $endColor: #c3325f) {
    background-color: mix($midColor, $endColor, 80%);
    background-image: linear-gradient($startColor, $midColor $colorStop, $endColor);
    background-repeat: no-repeat;
}