div#Startup {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    background: #131313;
    bottom: 0;
    z-index: 10;
    justify-content: center;
    flex-direction: column;
    align-items: center;
    box-sizing: border-box;
    padding: 50px;
    text-align: center;
    display: none;
}

div#Startup.show{
    display: flex;
}

div#Startup h2 {
    margin: 0px;
}

div#Startup .btn {
    margin-bottom: 5px;
    width: 190px;
}

#Startup .cancelBtn{
    position: absolute;
    top: 10px;
    right: 10px;
    font-size: 22px;
    color: #999999;
}