*,
*::after,
*::before {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}


html,
body {
    width: 100%;
    height: 100%;
    background: lightgray;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
}

h1 {
    text-align: center;
    font-size: 2rem;
    margin-top: 2rem;
}

p {
    font-size: 1.5rem;
    width: 100%;
    text-align: center;
    margin: 1.5rem 0;
}

textarea {
    display: block;
    width: 50%;
    height: 200px;
    margin: 0 auto;
    font-size: 1.25rem;
    padding: 1rem;
    font-family: inherit;
    border: 2px solid black;
    border-radius: 8px;
    margin-top: 2rem;
    resize: none;
}

button {
    display: block;
    margin: 1rem auto;
    width: 200px;
    height: 50px;
    text-align: center;
    color: white;
    background: black;
    border-radius: 1rem;
    font-size: 1.5rem;
    cursor: pointer;
}

button:hover {
    background: #333;
}