Fix default 'a' border style being inherited on l anding-card-btn

Author: markrandall

styles/landing.css

@@ -396,10 +396,11 @@
 .landing-card-ovh:active .landing-card-btn,
 .landing-card-btn:hover {
     color: #ffffff !important;
-    background-color: #111111;
+    background-color: #222222;
     /* Shifts the button slightly and expands shadow for a "lifting" effect */
     transform: translate(-2px, -2px);
     box-shadow: 6px 6px 0px 0px #000000;
+    border-color: transparent;
 }
 
 /* Focus state for accessibility */