<svg xmlns='http://www.w3.org/2000/svg'>
  <rect id='logo-north-image' x='4' y='4' width='72' height='12' style='fill:orange; stroke:white; stroke-width:4;' />
  <rect id='logo-west-image' x='4' y='4' width='12' height='72' style='fill:orange; stroke:white; stroke-width:4;' />
  <svg id='new-game-image'>
    <circle cx='50' cy='50' r='40' stroke='green' stroke-width='10' fill='blue' />
  </svg>
  <svg id='full-screen-expand-image'>
    <polygon points='10,10 40,10 10,40' style='fill:white stroke:white stroke-width:1' />
    <polygon points='80,80 50,10 80,40' style='fill:white stroke:white stroke-width:1' />
    <polygon points='10,80 40,80 10,50' style='fill:white stroke:white stroke-width:1' />
    <polygon points='80,10 50,10 80,40' style='fill:white stroke:white stroke-width:1' />
  </svg>
</svg>

Correct full screen button image
Correct full screen button image