#loading {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #fff;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

#load_error {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #fff;
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

#load_error button {
    padding: 10px;
    margin: 5px;
    border-radius: 5px;
    background-color: #007bff;
    color: #fff;
    border: none;
    cursor: pointer;
}