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

body {
    padding: 20px;

    font-family: system-ui, 'Segoe UI', Roboto, sans-serif;

    background-color: #f1f1f1;
}

.header,
.footer {
    padding: 30px;

    font-size: 40px;
    text-align: center;

    background-color: #fff;
}

.row {
    display: flex;
    gap: 20px;

    margin-bottom: 20px;
}

.left-column {
    display: flex;
    flex-direction: column;
    gap: 20px;
    flex: 3 1 150px;

    padding-top: 20px;
}

.right-column {
    display: flex;
    flex-direction: column;
    gap: 20px;
    flex: 1 1 150px;

    padding-top: 20px;
}

.card {
    display: flex;
    flex-direction: column;
    gap: 1rem;

    padding: 20px;

    font-size: 1.3rem;
    
    background-color: #fff;
}

img {
    max-width: 100%;
}