fix centering of elements on wide displays

Author: samccone

assets/css/master.styl

@@ -14,8 +14,9 @@ html
   size 800 600
   position absolute !important
   top 0
-  left 0
   z-index: -1
+  left: 50%
+  margin-left: -400px
 
 #hud
   z-index 100
@@ -28,7 +29,8 @@ html
   font-style italic
   font-size 36px
   line-height 40px
-
+  left: 50%;
+  margin-left: -400px;
 
 
   .altitude
@@ -37,13 +39,13 @@ html
       top 24px
       left 30px
       size 25px 540px
-      border-radius 8px   
+      border-radius 8px
       border 5px solid #C0E5E8
       opacity .85
       background: linear-gradient(bottom, #59c6d9, 70% #257a8b, #104b5b)
       // rgba(89, 198, 217, 0.5), 70% rgba(37, 122, 139, 0.5), rgba(16, 75, 91, 0.5)
       // background-color #257A8B
-    
+
 
 
       .dot