<section>
    <h1>Color is Cool</h1>
</section>
body {
    margin: 0;
        font-family: 'Questrial', sans-serif;
}

section {
    height: 300px;
    background: yellow;
    display: flex;
    justify-content: center;
    align-items: center;
}

h1 {
    color: blue;
    font-size: 3em;
}

External CSS

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External JavaScript

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