.sfondo {
    background-image: url('../img/unplash.jpg');
    background-size: cover;
    background-position: center; 
    background-repeat: no-repeat; 
    padding: 1px 20px;
}

.card-custom {
background: rgba(255, 255, 255, 0.818); 
border-radius: 16px;
box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

.icone-social a {
    color: #1d2628;
    font-size: 1.3rem;
    transition: all 0.3s ease;
    display: inline-block;
}

.icone-social a:hover {
    color: #678b99;
    transform: translateY(-3px);
}