body { 
  background: rgb(0, 0, 0) url("Z-Bright.jpg") fixed;
  background-position: center top; 
  font-family:calibri, sans serif; font-size:18pt;
}

.t-3 {margin-top:-0.3cm;}
.t0 {margin-top:0.0cm;}
.t1 {margin-top:0.1cm;}
.t2 {margin-top:0.2cm;}
.t6 {margin-top:0.6cm;}
.b-2 {margin-bottom:-0.2cm;}
.b0 {margin-bottom:0.0cm;}


.fs10 {font-size:10pt;}
.fs20 {font-size:22pt;}
.fs50 {font-size:50pt;}

a.button {
    -webkit-appearance: button;
    -moz-appearance: button;
    appearance: button;
    text-decoration: none;
  background-color: #FDE;
  color: black;
  padding: 4px 10px 4px 10px;
  border: 2px solid #000;
  border-radius:8px; 
  font-size: 24px;
}