Live output
Hello!
Editable code
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<svg width="100%" height="100%"> <rect width="100%" height="100%" fill="red" /> <circle cx="100%" cy="100%" r="150" fill="blue" stroke="black" /> <polygon points="120,0 240,225 0,225" fill="green"/> <text x="50" y="100" font-family="Verdana" font-size="55" fill="white" stroke="black" stroke-width="2"> Hello! </text> </svg>