body {
    margin: 0;
    padding: 0;
    overflow-x: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    height: 100vh;
    font-family: "Roboto", sans-serif;
}

#topImage {
    width: 100%;
    height: auto;
    position: absolute;
    top: 0;
    left: 0;
}

#bottomImage {
    width: 100%;
    height: auto;
    position: absolute;
    bottom: 0;
    left: 0;
    z-index:-1;
}

.main_window{
    position: absolute;
    top: 50%;
    left: 50%;
    width: 70% !important;
    transform: translate(-50%, -50%);
    text-align: center;
    background-color: #f6f6f6;
    border-radius: 10px;
    border-width: 1px;
    box-shadow: 0 2px 0 rgba(0, 0, 150, 0.025), 2px 4px 0 rgba(0, 0, 150, 0.015);
    padding: 50px 20px 30px 2px;
}

.main_window #info{
    color: rgb(32,156,255);
    font-size: 20px;
    margin-top: 0;
    padding-bottom: 30px;
}

.question{
	font-weight: 600;
	color: rgb(32,156,255);
}

.main_window #downloadApp, .main_window #openApp {
    text-decoration: none;
    border: 1px solid rgb(16, 151, 247);
    background-color: rgb(16, 151, 247);
    color: #fff;
    padding: 15px;
    border-radius: 5px;
    cursor: pointer !important;
    text-wrap: nowrap;
    text-align: center;
}

.main_window #invitedLink a:hover {
    background-color: transparent  !important;
    color: rgb(16, 151, 247)  !important;
}

@media only screen and (max-width: 500px) {
    .main_window{
        padding: 30px 30px 30px 30px;
    }
    .main_window #invitedLink a {
        padding: 15px 35px;
    }

}