Remove unused emuvideo CSS outline

Author: fredsa

css/ui.css

@@ -251,7 +251,6 @@ div.emuspacer {
 .emuvideo {
   border-radius:20px;
   border: 4px solid #222;
-  outline-color: #ccc;
   padding: 20px;
   background: #000;
   margin-top:40px;
@@ -261,7 +260,6 @@ div.emuspacer {
   pointer-events:auto;
 }
 .emuvideo:focus {
-  outline:none;
   border-color:#888;
 }
 canvas.pixelated {