// Empty

const c = document.getElementsByTagName('canvas')[0]
const ctx = c.getContext('2d')
if (ctx) {
    ctx.fillStyle = 'rgb(0, 197, 200)';
    ctx.fillRect(25, 25, 100, 100);
    ctx.clearRect(45, 45, 60, 60);
    ctx.strokeRect(50, 50, 50, 50);
}