/* abour us */
.timeline-item::before {
    content: '';
    position: absolute;
    left: -38px;
    top: 0;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #FFD700;
    border: 3px solid #1E293B;
}
.timeline::before {
    content: '';
    position: absolute;
    left: 33px;
    top: 0;
    height: 100%;
    width: 2px;
    background: #FFD700;
}
.floating {
    animation: floating 3s ease-in-out infinite;
}
@keyframes floating {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
    100% { transform: translateY(0px); }
}
.fade-in {
    opacity: 0;
    transition: opacity 0.6s ease-out;
}
.fade-in.visible {
    opacity: 1;
}