body{ 
    margin: 0;
    padding: 0;  
    width: 100%;                                           
    background-color: white;
}

#left-column{
    width: 60%;
    float: left;
    background-color:aqua; 
}

#right-column img{
    width:230px;
    margin-left:140px;
    margin-top:100px;
}

img#logo{
    position:fixed;
    width:150px;
    bottom:20px;
    right:10px
}