#canvas_container {
    background: #333;
    padding: 0;
    text-align: center;
    overflow: auto;
}

.btn-warning {
    width: 50px;
    background: #f28b00;
}

#text_paginado {
    font-size: small;
    color: aliceblue;
}

#pdf_renderer {
    padding-right: 4%;
    padding-left: 4%
}