body{
    background-color:silver;
}
*{box-sizing: border-box;}
div.wrapper{
    background-color:purple;
    position:relative;  /* body */
    margin:0px auto; /* center a webpage */
    border: solid black 1px;
    width: 1000px;
    height:850px;
}
div.header{
    background-color:#ff3333;
    position:absolute;
    top:5px;
    left:5px;
    right:5px;
    height:100px;
    border:solid red 1px;
}
div.rightNote{
    background-color:#ff99cc;
    position:absolute;
    top: 110px;
    right:5px;
    height:630px;
    width:150px;
    border:solid hotpink 1px;
}
div.leftMenu{
    background-color:#3333ff;
    position:absolute;
    top:110px;
    left:5px;
    height:630px;
    width:150px;
    border:solid blue 1px;
}
div.content{
    background-color:#00cc00;
    position:absolute;
    top: 110px;
    left:160px;
    right:160px;
    height:630px;
    border:solid green 1px;
}
div.footer{
    background-color:#ffe44d;
    position:absolute;
    bottom:5px;
    left:5px;
    right:5px;
    height:100px;
    border:solid gold 1px;
}