diff --git a/sass/elements/image.sass b/sass/elements/image.sass
index 90f996ec..cc27b444 100644
--- a/sass/elements/image.sass
+++ b/sass/elements/image.sass
@@ -5,6 +5,8 @@ $dimensions: 16 24 32 48 64 96 128
   position: relative
   img
     display: block
+    height: auto
+    width: 100%
   // Ratio
   &.is-square,
   &.is-1by1,