Copied the definition of '.abs-rating-summary' from Luma to Blank theme so they can both use it.

Author: hostep

app/design/frontend/Magento/blank/web/css/source/_extends.less

@@ -179,7 +179,7 @@
 & when (@media-common = true) {
     .abs-block-title {
         margin-bottom: 15px;
-        
+
         > strong {
             .lib-heading(h3);
         }
@@ -194,7 +194,7 @@
     .abs-account-blocks {
         .block-title {
             &:extend(.abs-block-title all);
-            
+
             > .action {
                 margin-left: 15px;
             }
@@ -849,6 +849,33 @@
     }
 }
 
+//
+//  Ratings: vertical alignment
+//  ---------------------------------------------
+
+& when (@media-common = true) {
+    .abs-rating-summary {
+        .rating {
+            &-summary {
+                display: table-row;
+            }
+
+            &-label {
+                display: table-cell;
+                padding-bottom: @indent__xs;
+                padding-right: @indent__m;
+                padding-top: 1px;
+                vertical-align: top;
+            }
+
+            &-result {
+                display: table-cell;
+                vertical-align: top;
+            }
+        }
+    }
+}
+
 //
 //  Add colon
 //  ---------------------------------------------

app/design/frontend/Magento/luma/web/css/source/_extends.less

@@ -1212,7 +1212,7 @@
 }
 
 //
-//  Forms: margin-bottom for small forms
+//  Ratings: vertical alignment
 //  ---------------------------------------------
 
 & when (@media-common = true) {