@import url('https://fonts.googleapis.com/css?family=Indie+Flower&display=swap');
body {background: gray;}
#game {text-align:center;}
#root {width:1200px; height:800px; border: 3px solid #000; background: #fff;}
#clear {text-align:right; }
#clear a {text-decoration: none; color: #900;}
.platform rect {stroke: #669; stroke-width: 5; fill: #ccf;}
.back     rect {stroke: #060; stroke-width: 5; fill: none;}
.front    rect {stroke: none; fill: #3c3;}
.back     rect.door {stroke: #990; stroke-width: 3; fill: none;}
.front    rect.door {stroke: none; fill: #ff6;}
.text text {
  fill: #900;
  font-family: 'Indie Flower', cursive;
  font-size: xx-large;
  font-weight: bold;
}
.buttons circle     {stroke: #c00; stroke-width: 3; fill: #f66;}
.buttons circle.lit {stroke: #f0f; stroke-width: 3; fill: #fcf;}