#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #121212;
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
}

.bouncing-dots span {
    display: inline-block;
    width: 7px;
    height: 7px;
    margin: 0 4px;
    background-color: #ffffff;
    border-radius: 50%;
    animation: bounce 1s infinite ease-in-out;
}

.bouncing-dots span:nth-child(2) {
    animation-delay: 0.2s;
}

.bouncing-dots span:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}