Fix bootstrap breakpoints

client/src/app/+my-account/my-account-settings/my-account-notification-preferences/my-account-notification-preferences.component.scss

@@ -1,5 +1,6 @@
 @use '_variables' as *;
 @use '_mixins' as *;
+@use '_bootstrap-variables' as *;
 
 .notification-row {
   display: flex;

client/src/app/+my-library/+my-video-channels/my-video-channels.component.scss

@@ -99,14 +99,6 @@ my-edit-button {
   }
 }
 
-@media screen and (min-width: breakpoint(lg)) {
-  :host-context(.main-col:not(.expanded)) {
-    .video-channel-buttons {
-      float: right;
-    }
-  }
-}
-
 @media screen and (min-width: $small-view) {
   .video-channel-buttons {
     float: right;

client/src/sass/include/_miniature.scss

@@ -1,6 +1,7 @@
 @use 'sass:math';
 @use '_variables' as *;
 @use '_mixins' as *;
+@use '_bootstrap-variables' as *;
 
 @mixin miniature-name {
   transition: color 0.2s;
@@ -157,10 +158,6 @@
         }
       }
 
-      @media screen and (min-width: #{breakpoint(xm)}) {
-        column-gap: 15px;
-      }
-
       @media screen and (min-width: #{breakpoint(fhd)}) {
         column-gap: 2%;
       }