body {
    min-height:100vh;
    background: linear-gradient(135deg, #e0e7ef 0%, #c9e4de 50%, #f7d9c4 100%);
}

.logo {
    height:60px;
    margin-bottom: 20px;
    border-radius: 16px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.15);
    transition: transform 0.2s, box-shadow 0.2s;
}