body {
    background-color: #f77f00;
}

section {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
}

h1 {
    font-size: 40px;
    font-weight: 800;
}

@media screen and (max-width: 400px) {
    h1 {
        font-size: 30px;
        font-weight: 800;
    }
}