body {
  font-family: Arial, sans-serif;
	background:#000000;
	color:#ffffff;
}

h1 {
  text-align: center;
  font-family: Tahoma, Arial, sans-serif;
  color: #fff;
  margin: 80px 0;
}

.box {
  margin: 0 auto;
  text-align: center;
}
.formulier {
	text-align:center;
	line-height:30px;
}
.button {
  color: #fff;
  cursor: pointer;
  transition: all 0.3s ease-out;
  max-width: 100%;
  height: auto;
  position: absolute;
  left: 50%;
  top: 50%;
  -webkit-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
}
.button:hover {
  opacity: 0.7;
}
.sending {
	text-align:center;
	margin: 0 auto;
}
.overlay {
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(0, 0, 0, 0.7);
  transition: opacity 500ms;
  visibility: hidden;
  opacity: 0;
}
.overlay:target {
  visibility: visible;
  opacity: 1;
}

.popup {
  padding: 20px;
background-color: rgba(0,0,0,0.9); /* Black w/ opacity */
	color:#ffffff;
  border-radius: 5px;
  position: absolute;
  left: 50%;
  top: 50%;
  -webkit-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
}

.popup h2 {
  margin-top: 0;
  color: #fff;
  font-family: Tahoma, Arial, sans-serif;
	text-align:center;
}
.popup .close {
  position: absolute;
  top: 20px;
  right: 30px;
  transition: all 100ms;
  font-size: 30px;
  font-weight: bold;
  text-decoration: none;
  color: #fff;
}
.popup .close:hover {
  color: #888;
}
.popup .content {
  max-height: 40%;
  overflow: auto;
	text-align:center;
	padding:35px;
}