<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 32 32">
  <rect width="32" height="32" rx="6" fill="#1a1a1a"/>
  <text x="16" y="23" font-family="Arial, sans-serif" font-weight="bold" font-size="20" fill="#FFD600" text-anchor="middle">M</text>
</svg>
