// shadows are slightly shifted left and down, this is a fix for toolbars that are next to each other horizontally // or on top of each other vertically // So the shadow from the bar on the left/bottom will not overlap the one on the right/top $material-shadow-1: dynamic(2px 2px 5px 0 rgba(0, 0, 0, 0.12), 2px 2px 5px 0 rgba(0, 0, 0, 0.08)); $material-shadow-2: dynamic(2px 2px 5px 0 rgba(0, 0, 0, 0.18), 2px 2px 5px 0 rgba(0, 0, 0, 0.12)); $material-shadow-3: dynamic(2px 2px 5px 0 rgba(0, 0, 0, 0.21), 2px 2px 6px 0 rgba(0, 0, 0, 0.18)); $material-shadow-4: dynamic(2px 2px 6px 0 rgba(0, 0, 0, 0.25), 2px 2px 7px 0 rgba(0, 0, 0, 0.21)); @mixin material-shadow($level: 1, $index: null) { @if $level == 1 { box-shadow: $material-shadow-1; } @else if $level == 2 { box-shadow: $material-shadow-2; } @else if $level == 3 { box-shadow: $material-shadow-3; } @else if $level == 4 { box-shadow: $material-shadow-4; } @else { box-shadow: none; } @if ($level >= 1) { @if ($index) { z-index: #{$index}; } @else { z-index: #{$level}; } } }