#main {
    z-index:2000;
}
#headertitle{
    z-index:2000;
}
#drawing_canvas {
    position: absolute;
    margin: auto;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    z-index:100;
}
.header{
    background-color: #7986CB;
}
.main-content{
    background-color: #ffffff;
}
#headertitle h1{
    font-weight: 400;
    color: #ffffff;
}
#headertitle p{
    font-weight: 300;
    color: #E8EAF6;
}
.navbar-dark .nav-navbar>.nav-item>.nav-link, .navbar-dark .nav-navbar>.nav-link, .navbar-stick-dark.stick .nav-navbar>.nav-item>.nav-link, .navbar-stick-dark.stick .nav-navbar>.nav-link{
    color: #ffffff;
}