/*my_form being the id of the  */

#my_form{
    width: 500px;
    margin: 0 auto;
}

#my-form div{
margin: 15px 5px
}

#my-form fieldset{
padding: 10px;
border-radius: 5px;
}

#my-form input 

#my-form button{
    padding: 10px;
    wwidth: 100%;
    background-color: ?;
    colour: ?;
}