.hengFengFacebookWidget {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: linear-gradient(135deg, #00B2FF, #006AFF);
    color: white;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 35px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.25);
    cursor: pointer;
    z-index: 9999;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
    animation: hengFengPulse 2.5s infinite;
    text-decoration: none;
}

.hengFengFacebookWidget:hover,
.hengFengFacebookWidget:focus,
.hengFengFacebookWidget:active,
.hengFengFacebookWidget:visited {
    text-decoration: none;
    outline: none;
    color: white;
}

.hengFengFacebookWidget:hover {
    transform: scale(1.15);
    box-shadow: 0 6px 20px rgba(0, 162, 255, 0.6);
}

@keyframes hengFengPulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.07); }
    100% { transform: scale(1); }
}