Replace most stylesheets with tailwind styles

src/utils/mixins/horizontal-align.scss

@@ -1,5 +0,0 @@
-@mixin horizontal-align {
-  position: absolute;
-  left: 50%;
-  transform: translateX(-50%);
-}

src/utils/mixins/vertical-align.scss

@@ -1,5 +0,0 @@
-@mixin vertical-align($extraTransforms: null) {
-  position: absolute;
-  top: 50%;
-  transform: translateY(-50%) $extraTransforms;
-}