html {
    font-size: 16px;
}

body {
    font-family: 'Open Sans', sans-serif;
}
* {
    box-sizing: border-box;
}
.container {
    width: 100%;
    max-width: 71.25rem;
    margin: 0 auto;
    padding: 6rem 1rem;
    height: calc(100vh - 20px);
}
img {
    display: block;
    max-width: 100%;
    height: auto;
}
.image--center {
    margin: 0 auto;
}
.text--center {
    text-align: center;
}

h1 {
    font-size: 1.4rem;
}

p {
    font-size: 1rem;
}

@media (max-width: 767px) {
    .container {
        display: flex;
        flex-direction: column;
        padding: 8rem 0;
    }
}