Fix spaces in grid between wp cards

frontend/src/app/components/wp-card-view/styles/wp-card-view-horizontal.sass

@@ -1,6 +1,6 @@
 .wp-cards-container.-horizontal
   display: grid
-  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr))
+  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr))
   grid-column-gap: 10px
   grid-row-gap: 10px
   margin-right: 5px

frontend/src/app/components/wp-card-view/wp-single-card/wp-single-card.component.sass

@@ -11,7 +11,6 @@
   box-shadow: 1px 1px 3px 0px lightgrey
   background: var(--body-background)
   font-size: var(--card-font-size)
-  max-width: 400px
 
   &:hover
     box-shadow: 0px 0px 10px lightgrey
@@ -92,8 +91,6 @@
 
 @media only screen and (max-width: 679px)
   .wp-card
-    max-width: none
-
     &.-shrink
       border: none
       box-shadow: none