#splash-message {
  background-color: rgba(0, 0, 0, 0.9);
  position: fixed;
  z-index: 10000;
  width: 100%;
  height: 100vh;
}
#splash-message.ocult {
  display: none;
}
#splash-message .message {
  max-width: 800px;
  background-color: #fff;
  padding: 2em;
  margin: 10vh auto;
  max-height: 80vh;
  overflow-y: scroll;
}
#splash-message .message h3 {
  font-size: 16pt;
  border-bottom: 1px solid #0074c8;
  padding-bottom: 0.5em;
}
#splash-message .message p {
  font-size: 12pt;
  line-height: normal;
}
#splash-message .message .actions {
  margin-top: 2em;
}
#splash-message .message .actions > a.button {
  margin: 10px 80px 10px 0px;
}

@media screen and (max-height:550px){
  #splash-message {display: flex; align-items: center;}
  #splash-message .message {max-height: 100vh; height: 100vh;}
  body.white_background #page-wrapper {opacity: 0;}
}

@media screen and (max-width:800px){
  #splash-message .message {max-height: 100vh; height: 100vh; margin: 0 auto;}
  body.white_background #page-wrapper {opacity: 0;}
}