global.sass in slow-steps-0.1.12

- old
+ new

@@ -13,9 +13,12 @@
   -webkit-transition: none !important
   -moz-transition: none !important
   -ms-transition: none !important
   -o-transition: none !important
 
+*
+  box-sizing: border-box
+
 body
   background-color: $white
 
 .fullwidth__wrap
   width: 90vw