html {
  padding: 0;
  margin: 0;
  font-size: 10pt;
}

body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: rgb(0, 0, 0);
  background-image: url(../images/achtergrond.jpg);
  background-size: cover;
  font-family: Arial, serif;
}

h2,
h3 {
  text-align: center;
  font-size: 25px;
  color: rgb(20, 20, 20);
  margin: 0px;
  margin-bottom: 2px;
}

h3 {
  display: none;
  float: left;
  font-size: 14px;
  color: rgb(255, 255, 255);
  margin: 0px;
  margin-top: -20px;
  margin-left: 35px;
}

form {
  width: 300px;
  top: 80px;
  margin: 0 auto;
  position: relative;

  background: rgba(150, 50, 50, 0.95);
  background: rgba(150, 50, 50, 0.95) -webkit-linear-gradient(rgba(255, 150, 150, 0.95), rgba(200, 30, 30, 0.95));
  background: rgba(150, 50, 50, 0.95) -o-linear-gradient(rgba(255, 150, 150, 0.95), rgba(200, 30, 30, 0.95));
  background: rgba(150, 50, 50, 0.95) -moz-linear-gradient(rgba(255, 150, 150, 0.95), rgba(200, 30, 30, 0.95));
  background: rgba(150, 50, 50, 0.95) -ms-linear-gradient(rgba(255, 150, 150, 0.95), rgba(200, 30, 30, 0.95));

  border-radius: 10px;
  -webkit-border-radius: 10px;
  -moz-border-radius: 10px;
  -o-border-radius: 10px;
  -ms-border-radius: 10px;

  border: 4px solid #fff;
  padding: 30px 10px 20px 10px;

  box-shadow: 5px 5px 11px rgba(0, 0, 0, 0.42);
  -webkit-box-shadow: 5px 5px 11px rgba(0, 0, 0, 0.42);
  -moz-box-shadow: 5px 5px 11px rgba(0, 0, 0, 0.42);
  -o-box-shadow: 5px 5px 11px rgba(0, 0, 0, 0.42);
  -ms-box-shadow: 5px 5px 11px rgba(0, 0, 0, 0.42);
}

form ul {
  padding: 0;
  margin: 0 auto;
}

form li {
  list-style: none;
}

label {
  display: block;
  width: 250px;
  margin: 0;
  margin-left: 20px;
  font-weight: bold;
  color: rgb(50, 50, 50);
  padding-top: 15px;
  margin-bottom: 5px;
}

.textinput,
input[type="submit"] {
  appearance: field;
  -webkit-appearance: field;
  -moz-appearance: field;

  border: 1px solid rgb(150, 150, 150);
  background: white;

  border-radius: 5px;
  -webkit-border-radius: 5px;
  -moz-border-radius: 5px;
  -o-border-radius: 5px;
  -ms-border-radius: 5px;

  padding: 5px;
  margin-left: 20px;
  margin-bottom: 10px;
  color: rgb(100, 100, 100);
}

input[type="submit"] {
  appearance: button;
  -webkit-appearance: button;
  -moz-appearance: button;
  position: relative;
  float: right;
  margin: 0;
  margin-right: 20px;
  margin-top: 10px;
  font-size: 13px;
  font-weight: bold;
  text-align: center;
  display: block;
  padding: 6px 28px;
}

.textinput {
  width: 260px;

  box-shadow: inset 0px 2px 2px #666, inset 0px -4px 2px #eee;
  -webkit-box-shadow: inset 0px 2px 2px #666, inset 0px -4px 2px #eee;
  -moz-box-shadow: inset 0px 2px 2px #666, inset 0px -4px 2px #eee;
  -o-box-shadow: inset 0px 2px 2px #666, inset 0px -4px 2px #eee;
  -ms-box-shadow: inset 0px 2px 2px #666, inset 0px -4px 2px #eee;

  -webkit-transition: border-color 0.5s ease-in-out;
}

input[type="submit"]:focus {
  border-color: rgb(255, 255, 255);
}
.textinput:focus {
  background: rgb(220, 220, 220);
  border-color: rgb(0, 0, 0);
  color: rgb(50, 50, 50);
}

.textinput:hover {
  border-color: rgb(0, 0, 0);
}

.group:before,
.group:after {
  content: "\0020";
  display: block;
  height: 0;
  overflow: hidden;
}

.group:after {
  clear: both;
}

.group {
  zoom: 1;
}

.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;
  display: flex;
  justify-content: center;
  align-items: center;
}

.overlay:target {
  visibility: visible;
  opacity: 1;
}

.popup {
  padding: 50px;
  background: #fff;
  border-radius: 5px;
  width: 50%;
  position: relative;
  transition: all 5s ease-in-out;
}

.popup h2 {
  margin-top: 0;
  color: #333;
  font-family: Tahoma, Arial, sans-serif;
}

.popup .close {
  position: absolute;
  top: 20px;
  right: 30px;
  transition: all 200ms;
  font-size: 30px;
  font-weight: bold;
  text-decoration: none;
  color: #333;
}

.popup .close:hover {
  color: rgb(101, 29, 50);
}

.popup .content {
  max-height: 30%;
  overflow: auto;
}