.ccb-button-wrapper {
    position: fixed;
    display: flex;
    z-index: 9999;
}

.ccb-button-container {
    position: relative;
    margin: 0;
    display: flex;
}

.ccb-glow-effect {
    position: absolute;
    top: -10px;
    left: -10px;
    bottom: -10px;
    right: -10px;
    background: linear-gradient(45deg,
        red, orange, yellow, green, blue, indigo, violet, red);
    background-size: 400%;
    filter: blur(15px);
    opacity: 0.7;
    animation: glowing 20s linear infinite;
    z-index: 1;
    border-radius: inherit;
    pointer-events: none;
}

.custom-contact-button {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    font-size: 16px;
    font-weight: bold;
    color: white;
    text-decoration: none;
    z-index: 2;
    overflow: hidden;
    border-radius: inherit;
}

.custom-contact-button .ccb-icon {
    margin-right: 8px;
    width: 24px;
    height: 24px;
    object-fit: contain;
}

@keyframes glowing {
    0% { background-position: 0% 0%; }
    50% { background-position: 200% 0%; }
    100% { background-position: 0% 0%; }
}

/* Ẩn hoặc thay thế hiệu ứng phát sáng trên thiết bị di động */
@media (max-width: 767px) {
    .ccb-glow-effect {
        display: none;
    }

    .custom-contact-button {
        box-shadow: 0 0 10px rgba(0, 0, 0, 0.3); /* Thêm shadow nhẹ */
    }
}