body{
    margin: 0;
    padding: 0;
    width: 80%;
    background-color: #ffffff;
}
#left-column{
    width:600px;
    float: left;
    background-color: lightblue;
}
#left-column img{
    width: 
}
#right-column img{
    width: 230px;
    margin-left: 140px;
    margin-top: 100px;
}
img#logo{
    position: fixed;
    width: 150px;
    bottom: 20px;
    right: 10px;
}