label.error {
    color: red;
    font-size: 13px;
    margin-bottom: -2px;
    display: block;
}
@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.08);
    }
    100% {
        transform: scale(1);
    }
}
.demo-float {
    position: fixed;
    right: 20px;
    bottom: 100px;
    background: linear-gradient(135deg, #00c6ff, #0072ff);
    color: white;
    padding: 10px 15px;
    border-radius: 50px;
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    z-index: 1000;
    transition: all 0.3s ease;
}

.demo-float:hover {
    transform: translateY(-5px) scale(1.05);
}
@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(0, 114, 255, 0.6); }
    70% { box-shadow: 0 0 0 15px rgba(0, 114, 255, 0); }
    100% { box-shadow: 0 0 0 0 rgba(0, 114, 255, 0); }
}

.demo-float {
    animation: pulse 2s infinite;
}
#email_address {
    text-transform: none !important;
}