#point21 { margin: 225px 0 0 0; width: 375px; height: 95px; background: #cae5d6; }
#point22 { margin: 570px 0 0 280px; width: 96px; height: 140px; background: #cae5d6; }
#point31 { margin: 0; }
#point32 { margin: 325px 0 0 0; }
#btnback { margin: 51em 0 0 625px; }