#splash {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.splash-content {
    position: relative;
    background: white;
    padding: 20px;
    border-radius: 10px;
    text-align: center;
}

#close-splash {
    position: absolute;
    top: 10px;
    right: 10px;
    background: red;
    color: white;
    border: none;
    font-size: 20px;
    cursor: pointer;
}