html, body { margin: 0; padding: 0; overflow: hidden; width: 100%; background: hsla(0, 5%, 5%, 1); font-family: 'Ubuntu', sans-serif; font-size: 1.05em; } canvas { left: 50%; background: hsla(0, 5%, 5%, 1); position: absolute; top: 50%; transform: translate( -50%, -50%); border: 10px solid hsla(0, 0%, 0%, 1); border-radius: 2%; }