.footer {
    font-size: 1.1rem;
}

.footer a {
    text-decoration: none;
    color: #ddd;
    transition: color 0.3s;
}

.footer a:hover {
    color: #ffffff;
}

.footer i {
    font-size: 1.5rem;
    color: #fff;
    transition: transform 0.3s;
}

.footer i:hover {
    transform: scale(1.2);
}

.input-group .form-control {
    border-radius: 5px 0 0 5px;
}

.input-group .btn {
    border-radius: 0 5px 5px 0;
}