body, html {
    height:100% !important;
    width: 100% !important;
    display: inline-block;
}

header, footer {
    display: inline-block !important;
    /*height:100% !important;*/
    text-align: center;
}

h1,h2,h3, ul,li,p {
    display: inline-block !important;
}

.navigation-bar {
    visibility: hidden;
}

#participant-app {
    display: inline-block !important;
    height:100% !important;
    /*border:2px blue solid;*/
}

#participant-app {
    display: inline-block !important;
}
#participant-app > div {
    display: inline-block !important;
    height:100% !important;
    overflow: unset !important;
    /*border:2px yellow solid;*/
}

#participant-app > div > div {
    display: inline-block !important;
}

#participant-app > div > div > div {
    display: inline-block !important;
    height:100% !important;
    margin:0 auto;
}