html {
    overflow: -moz-scrollbars-vertical; 
    overflow-y: scroll;
}
/* The side navigation menu */
.sidenav 
{
    width: 0; /* 0 width - change this with JavaScript */
    position: relative; /* Stay in place */
    z-index: 1; /* Stay on top */
    top: 0;
    left: 0;
    background-color: #337ab7; /* Black*/
    overflow-x: hidden; /* Disable horizontal scroll */
    padding-top: 60px; /* Place content 60px from the top */
    transition: 0.5s; /* 0.5 second transition effect to slide in the sidenav */
}

/* The navigation menu links */
.sidenav a 
{
    padding: 8px 8px 8px 32px;
    text-decoration: none;
    font-size: 25px;
    color: #fff;
    display: block;
    transition: 0.3s
}

/* When you mouse over the navigation links, change their color */
.sidenav a:hover, .offcanvas a:focus
{
    background-color:#617596;
	text-decoration: none;
}

.sidenav a:visited
{
	color:#fff;
	text-decoration: none;
}

/* Position and style the close button (top right corner) */
.sidenav .closebtn 
{
    position: absolute;
    top: 0;
    right: 25px;
    font-size: 36px;
    margin-left: 50px;
}

/* Style page content - use this if you want to push the page content to the right when you open the side navigation */
#main
{
    transition: margin-left .5s;
    padding: 20px;
}

/* On smaller screens, where height is less than 450px, change the style of the sidenav (less padding and a smaller font size) */
@media screen and (max-height: 450px) 
{
    .sidenav 
	{
		padding-top: 15px;
	}
	
    .sidenav a 
	{
		font-size: 18px;
	}
}