* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body, html {
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
}

body {
  background: url(binnenhof.jpg) no-repeat center center fixed;
  -webkit-background-size: cover;
  -moz-background-size: cover;
  -o-background-size: cover;
  background-size: cover;
  position: absolute;
  overflow: hidden;
}

.container {
  padding: 40px 80px;
}

.title {
  position: absolute !important;
  clip: rect(1px, 1px, 1px, 1px);
  overflow: hidden;
  height: 1px;
  width: 1px;
  word-wrap: normal;
}

.button {
  background-color: rgba(255, 255, 255, 0.9);
  -webkit-box-shadow: 1px 2px 5px 0px rgba(0,0,0,0.3);
  -moz-box-shadow: 1px 2px 5px 0px rgba(0,0,0,0.3);
  box-shadow: 1px 2px 5px 0px rgba(0,0,0,0.3);
  margin-bottom: 20px;
  min-width: 280px;
  width: 250px;
}

.button .logo {
  display: block;
  padding: 10px;
  height: 100px;
  box-sizing: border-box;
}

.button .logo.tweede-kamer {
  padding-bottom: 0px;
}

.button .logo:hover {
  background-color: #ffffff;
  -webkit-box-shadow: 1px 2px 12px 0px rgba(0,0,0,0.6);
  -moz-box-shadow: 1px 2px 12px 0px rgba(0,0,0,0.6);
  box-shadow: 1px 2px 12px 0px rgba(0,0,0,0.6);
}

@media only screen and (max-width: 600px) {
  .container {
    padding: 20px;
    text-align: center;
  }
  .button {
    width: 100%;
  }
}