body { 
    font-family: 'Inter', sans-serif; 
    transition: background-color 0.3s ease; 
}

.material-card { 
    transition: all 0.3s ease; 
}

.spin-anim { 
    animation: rotate 0.5s ease-in-out; 
}

@keyframes rotate { 
    from { transform: rotate(0deg); } 
    to { transform: rotate(360deg); } 
}