html { 
  background: url(img/background.jpg) no-repeat center center fixed; 
  -webkit-background-size: cover;
  -moz-background-size: cover;
  -o-background-size: cover;
  background-size: cover;
} 


div.transbox {
    position: absolute;
    left: 70%;
    top: 70%;
    width: 400px;
    height: 80px;
    margin: 10px 10px;
    background-color: #000;
    border: 1px solid black;
    opacity: 0.6;
    filter: alpha(opacity=60); /* For IE8 and earlier */
}

div.transbox h2 {
    margin: 10px 10px;
    font-family: Calibri;
    color: #fff
}