html, body { margin: 0; padding: 0; }

.sidenav {
  //height: 100px;
  width: 0;
  position: fixed;
  z-index: 11;
  top: 0;
  left: 0;
  background-color: #333;
  overflow-x: hidden;
  transition: 0.5s;
  padding-top: 50px;
  display: inline-block;
}

.sidenav a {
  padding: 8px 8px 8px 32px;
  text-decoration: none;
  font-size: 25px;
  color: #818181;
  display: block;
  transition: 0.3s;
  color: #ffffff;
font-family: gotham;
font-size: 17px;
}

.sidenav a:hover {
  color: #f1f1f1;
}

.galleryHolder{
width: 100%;
vertical-align: top;
}

#main {
position: relative;
transition: margin-left .5s;
padding: 16px 0 16px 0;
color: #666666;
font-family: gotham;
font-size: 17px;
width: 100%
}

#showSider{
margin-top: 5px;
}

@media screen and (max-width: 600px) {
  
	.sidenav{
	padding-top: 15px;
	width: 100%;
	top: 35px;
	background-color: #333;
	height: 172px;
	overflow: hidden;
	}
	
	.sidenav a{
	font-size: 18px;
	}
	
	#main{
	padding: 10px 0 10px 0;
	//margin: 45px auto 0 auto;
	width: 100%;
	text-align: center;
	}
	
	#mydiv2header{
	font-size: 20px;
	}
	
  
}