delete unused boilerplate scss

common/assets/styles/base.scss

@@ -1,15 +0,0 @@
-.spacer {
-  flex-grow: 1;
-}
-
-.hidden {
-  display: none;
-}
-
-.text-center {
-  text-align: center;
-}
-
-* {
-  box-sizing: border-box;
-}

common/assets/styles/index.scss

@@ -1 +0,0 @@
-@import 'base';

common/assets/styles/mixins.scss

@@ -1,51 +0,0 @@
-// mixin for responsive grid, but I'm sure it's far from the best solution;
-// Extra small screen / phone
-$xs: 0; // Small screen / phone
-$sm: 480px; // Medium screen / tablet
-$md: 768px; // Large screen / desktop
-$lg: 1024px; // // Extra large screen / wide desktop
-$xl: 1200px;
-@mixin respond-to($media...) {
-  @for $i from 1 through length($media) {
-    @include privat-respond-to(nth($media, $i)) {
-      @content;
-    }
-  ;
-  }
-}
-
-@mixin privat-respond-to($current-media) {
-  @if $current-media == 'xs' {
-    @media only screen and (max-width: $sm) {
-      @content;
-    }
-  } @else if $current-media == 'sm' {
-    @media only screen and (min-width: $sm + 1) {
-      @content;
-    }
-  } @else if $current-media == 'only-sm' {
-    @media only screen and (min-width: $sm + 1) and (max-width: $md) {
-      @content;
-    }
-  } @else if $current-media == 'md' {
-    @media only screen and (min-width: $md + 1) {
-      @content;
-    }
-  } @else if $current-media == 'only-md' {
-    @media only screen and (min-width: $md + 1) and (max-width: $lg + 1) {
-      @content;
-    }
-  } @else if $current-media == 'lg' {
-    @media only screen and (min-width: $lg + 1) {
-      @content;
-    }
-  } @else if $current-media == 'only-lg' {
-    @media only screen and (min-width: $lg + 1) and (max-width: $xl - 1) {
-      @content;
-    }
-  } @else if $current-media == 'xl' {
-    @media only screen and (min-width: $xl) {
-      @content;
-    }
-  }
-}

common/assets/styles/vars.scss

@@ -1,8 +0,0 @@
-// File with all scss variables. Import it in your .scss file as "~scss_vars"
-@import 'mixins';
-// UI
-$sidebar-size: 150px;
-// COLORS
-$white: #fff;
-$background: #f3f3f3;
-$grey: #dbe2e8;