.gues {background: #758393; padding: 3px; font:10pt Tahoma,Arial; color:white}
.ans {border: 1px solid #758393; background: #C5CBD1; padding: 5px; font:10pt Tahoma,Arial; color:black; text-align: justify}
.ref {border: 1px solid #758393; padding: 3px; font:10pt Tahoma,Arial; color:black; text-align: justify}



BODY {
  scrollbar-face-color: #4C4C4C;
  scrollbar-highlight-color: #313131;
  scrollbar-shadow-color: #313131;
  scrollbar-arrow-color:  #313131;
  scrollbar-track-color: #73717B;
  scrollbar-3dlight-color: #313131;
  scrollbar-darkshadow-color: #313131;
    }