diff --git a/css/01-base.css b/css/01-base.css
index dd6aa2e..c1ea17c 100644
--- a/css/01-base.css
+++ b/css/01-base.css
@@ -23,6 +23,7 @@ ul.unstyled {
   list-style: none;
 }
 img {
+  height: auto;
   vertical-align: middle;
   border: 0;
 }
diff --git a/css/09-booleans.css b/css/09-booleans.css
index ea89333..483eac5 100644
--- a/css/09-booleans.css
+++ b/css/09-booleans.css
@@ -1,4 +1,7 @@
 /* Google Gmap3 bug fix on images */
+.gm-style img {
+  height: 100%;
+}
 :not(.gm-style) img {
   height: auto;
 }
diff --git a/less/01-base.less b/less/01-base.less
index 6482597..d1faff5 100644
--- a/less/01-base.less
+++ b/less/01-base.less
@@ -27,6 +27,7 @@ ul.unstyled {
 	list-style: none;
 }
 img {
+	height: auto;
 	vertical-align: middle;
 	border: 0;
 }
@@ -58,7 +59,7 @@ body {
 	color: @basecolor;
 	font-family: @fontstack1;
 	font-size: unit((@basefont / 10), em);
-	line-height: @lh; // adapt to your design
+	line-height: @lh;
 }
 
 /* font-sizing for content */
diff --git a/less/09-booleans.less b/less/09-booleans.less
index 96af60b..2af13af 100644
--- a/less/09-booleans.less
+++ b/less/09-booleans.less
@@ -3,6 +3,9 @@
 // google maps boolean
 & when (@gmaps = true) {
 	/* Google Gmap3 bug fix on images */
+	.gm-style img {
+		height: 100%;
+	}
 	:not(.gm-style) img {
 		height: auto;
 	}