body {
    margin: 0;
    padding: 0;
    height: 100vh;
    min-height: 100vh;
    font-family: -apple-system, BlinkMacSystemFont, 'Helvetica', 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans',
        'Helvetica Neue', sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    background-image: url('skeleton.jpg');
    background-repeat: no-repeat;
    background-size: cover;
    background-position: 20px 20px;
}

object {
    width: 100%;
    background-color: #fff;
}

object.pdf {
    height: 100vh;
}