* {
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
    line-height: 1.6;
    background-color: whitesmoke
}

main {
   width:60% ;
   background-color:white ;
   padding:2em ;

}
img {
   width:500px ;
}
/* Fixed Position Sidebar */
aside {
    position:fixed ;
    top:0 ;
    right:0 ;
    width:38% ;
    height:100% ;
    background-color:#ccc ;

    padding:1em;

}

aside a {
    color: #3498db;
    text-decoration: none;
    display: block;
    padding: 8px 0;
    border-radius: 4px;
}

aside a:hover {
    color: #ecf0f1;
    background-color: #34495e;
    padding-left: 10px;
}