.sidenav {
    height: 100%;
    width: 160px;
    position: fixed;
    z-index: 1;
    top: 0;
    left: 0;
    background-color: #111;
    overflow-x: hidden;
    padding-top: 30px;
}

.sidenav a {
    padding: 6px 8px 6px 16px;
    text-decoration: none;
    font-size: 20px;
    color: #818181;
    display: block;
}

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

.main {
    margin-left: 160px; 
    padding-top: 20px;  
    padding-right: 50px;  
    padding-left: 50px;  
    padding-bottom: 20px;  
    letter-spacing: 1.5px; 
    text-align: justify;
    line-height: 30px;
    font-family: times, serif;
    font-size:14pt;
    display: none;
}

@media screen and (max-height: 450px) {
    .sidenav {padding-top: 15px;}
    .sidenav a {font-size: 18px;}
}


#thumbwrap {
	position:relative;
}
.thumb img { 
	border:1px solid #000;
	float:left;
}
.thumb span { 
	position:absolute;
	visibility:hidden;
}
.thumb:hover, .thumb:hover span { 
	visibility:visible;
	top:0; left:30px; 
	z-index:1;
}

.div1{
top:70px;
left:202px;
position:absolute;
}
.img1{
top:5px;
left:5px;
position:absolute;
}