body{
background-image: url('background.png');
background-size: 2%;
line-height:1.4;
font-size:24px;
}
h1,h2,h3{line-height:1.8}
.side {
float: left;
padding: 0px 12px;
border: 5px groove purple;
border-radius: 10px;
width: 25%;
height: 100%;
}
.main {
float: right;
width: 50%;
height: 100%;
margin-right: 20%
}
.nestedsideleft {
float: left;
}
.nestedsideright {
float: right;
}
img {
    image-rendering: auto;
    image-rendering: crisp-edges;
    image-rendering: pixelated;
    image-rendering: -webkit-optimize-contrast;
}