body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

header {
    background: #FF88F6;
    color: #fff;
    text-align: center;
}


main {
    flex: 1; 
    padding: 1rem;
}

section {
    background: #fff;
    margin: 1rem 0;
    padding: 1rem;
    border: 1px solid #ddd;
}