body {
    background: linear-gradient(135deg, #667eea, #764ba2);
    background-size: cover;
    background-repeat: no-repeat;
    height: 100vh;
    margin: 0;
    font-family: Arial, sans-serif;
    color: #333;
    display: flex;
    justify-content: initial;
    align-items: initial;
}