html, body {
  margin: 0;
  padding: 0;
}

canvas {
  display: block;
}

#box1 { /*top row */
width: 280px;
  border: 1px solid grey;
  float: left;
}
#tiny1 { /* 1st elem in top row */
  width: 60px;
  border: 1px solid grey;
  float: left;
}
#tiny2 {
  width: 100px;
  border: 1px solid grey;
  float: left;
}

#lastPrimeValue {
  width: 6em;
}

#box2 {
  width: 280px;
  border: 1px solid grey;
}

#report_Interval{
   width: 3em;
   float: left;
}

#nPrimes{
  width:8em;
}

#maybe { /*on the readme */
float:left; 
background-color:#E6E6FA;
}