body {
  /*  background: #eee;*/
}

#frm {
    border: solid gray 1px;
    width: 25%;
    border-radius: 2px;
    margin: 120px auto;
    background: white;
    padding: 50px;
}

#btn {
    color: #fff;
    background: #337ab7;
    padding: 7px;
    margin-left: 70%;
}