body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    background-color: bisque;
    font-size: 20px;
    line-height: 1.5;
}

h1, h2, h3 {
    font-weight: bold;
}

h1 {
    font-size: 42px;
}

h2 {
    font-size: 30px;
}

h3 {
    font-size: 22px;
}

img {
    display: block;
    max-width: 100%;
}

.container {
    max-width: 420px;
    margin: 0 auto;
    padding: 20px 10px 40px;
}

.mb-10 {
    margin-bottom: 10px;
}