#logo-container {
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background-color: #ffffff;
    z-index: 99999;
    display: -webkit-flex;
    -webkit-align-items: center;
    display: flex;
    align-items: center;
    overflow: hidden;
    display: none;
}
#logo1,
#logo2 {
    flex: auto;
    -webkit-flex: auto;
    -ms-flex: auto;
    width: 100%;
    margin: 0 auto;
    position: absolute;
    text-align: center;
    overflow: hidden;
}
#logo-container img {
    max-width: 300px;
}