containers, grid fixes, small fixes

scss/ui/typo/_hr.scss

@@ -25,6 +25,7 @@ Hr text
   }
 
   &:before {
+    content: "";
     margin-right: .5rem;
   }
 
@@ -39,9 +40,9 @@ Hr text
     color: $text-muted;
   }
 
-  &.hr-text-center {
+  &.hr-text-left {
     &:before {
-      content: "";
+      content: none;
     }
 
     & > *:first-child {
@@ -64,6 +65,10 @@ Hr text
       padding-left: .5rem;
     }
   }
+
+  .card > & {
+    margin: 0;
+  }
 }
 
 .hr-text-spaceless {