html {
    background-color: lightblue;
    font-family: sans-serif;
}

h1 {
    font-size: 500%;
}

p {
    font-size: 150%;
}

input, button {
    font-size: 100%;
}

textarea {
    height: 10em;
    width: 90%;
}

@media (min-width: 600px) {
    textarea {
	height: 20em;
	width: 75%;
    }
}

input[name="name"] {
    border: 1px solid black;
    border-radius: 2px;
    box-shadow: none;
    padding: 0.25em;
    outline: 0;
    width: 15em;
}

button {
    background-color: blue;
    border: 1px solid black;
    border-radius: 2px;
    box-shadow: none;
    color: white;
    outline: 0;
    padding: 0.25em;
}

main {
    margin: auto;
    text-align: center;
}