Fix #242

sass/elements/other.sass

@@ -2,7 +2,7 @@
   @extend .unselectable
   -moz-appearance: none
   -webkit-appearance: none
-  background: rgba($black, 0.2)
+  background-color: rgba($black, 0.2)
   border: none
   border-radius: 290486px
   cursor: pointer
@@ -13,7 +13,7 @@
   width: 24px
   &:before,
   &:after
-    background: $white
+    background-color: $white
     content: ""
     display: block
     height: 2px
@@ -28,7 +28,7 @@
   &:after
     transform: rotate(-45deg)
   &:hover
-    background: rgba($black, 0.5)
+    background-color: rgba($black, 0.5)
   // Sizes
   &.is-small
     height: 16px
@@ -60,7 +60,7 @@
   position: relative
   width: $nav-height
   span
-    background: $text
+    background-color: $text
     display: block
     height: 1px
     left: 50%
@@ -77,11 +77,11 @@
     &:nth-child(3)
       margin-top: 4px
   &:hover
-    background: $background
+    background-color: $background
   // Modifers
   &.is-active
     span
-      background: $link
+      background-color: $link
       &:nth-child(1)
         margin-left: -5px
         transform: rotate(45deg)
@@ -124,7 +124,7 @@
   width: 16px
 
 .number
-  background: $background
+  background-color: $background
   border-radius: 290486px
   display: inline-block
   font-size: $size-medium
@@ -132,7 +132,7 @@
 
 .tag
   align-items: center
-  background: $background
+  background-color: $background
   border-radius: 290486px
   color: $text
   display: inline-flex
@@ -155,7 +155,7 @@
     $color: nth($pair, 1)
     $color-invert: nth($pair, 2)
     &.is-#{$name}
-      background: $color
+      background-color: $color
       color: $color-invert
   // Sizes
   &.is-small