.bg{
  background-image: url('promotional 1.png');
  background-repeat: no-repeat;
  background-attachment: fixed;
  background-size: 100% 100%;
  background-attachment: fixed;
}


.darken{
  padding-left: 20px;
  width: 100%;
  height: 100%;
  background-color: black;
  opacity: 0.7;
  color: black;
  position: fixed;
}

body{
  padding-top: 43px;
  margin-bottom: 43px;
}

.center{
  margin: auto;
  width: 50%;
  /*padding: 10px;*/
  top: 50%;
  position: absolute;
  transform: translate(50%, -50%); 
}



a:link{
  color: white;
  z-index: 1;
}

a:visited{
  color:white
}

a:active{
  color: white;
}

a:hover{
  color:lightgray;
}