/*
 * Beamer Viewer, a web-based PDF presentation viewer
 * Copyright (C) 2021 Pacien TRAN-GIRARD
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */

html, body {
  background-color: black;
  color: white;
  font-family: sans-serif;
  overflow: hidden;
  touch-action: none;
  height: 100%;
}

a {
  color: white;
}

header > h1 {
  display: inline-block;
  margin: 0 0.5rem 0 0;
}

header span {
  font-size: 1.25rem;
}

#offlineCapable {
  visibility: hidden;
}

#welcomeScreen {
  max-height: 100%;
  min-width: 20rem;
  overflow: auto;
  padding: 1rem;
  box-sizing: border-box;
}

#welcomeScreen > div {
  margin-bottom: 4rem;
}

#welcomeScreen > div:last-child {
  margin-bottom: 1rem;
}

#welcomeScreen table {
  width: 100%;
  border-collapse: collapse;
}

#welcomeScreen table td {
  text-align: center;
  border: 1px solid white;
  width: 50%;
  height: 8rem;
}

#welcomeScreen ul {
  list-style-type: none;
  margin: 0;
  padding: 0;
}

#welcomeScreen li {
  display: inline;
}

#welcomeScreen li + li::before {
  content: " • ";
}

#fileInput {
  width: 100%;
}

.centered {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translateX(-50%) translateY(-50%);
}

.notification {
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  padding: 0.5rem 1rem;
  border-radius: 1rem 1rem 0 0;
  background-color: black;
  font-size: 1.6rem;
  user-select: none;
}

.notification:empty, .hidden {
  display: none;
}

.timer-action {
  cursor: pointer;
}

.timer-paused {
  animation: blinking 1s step-start infinite;
}

@keyframes blinking {
  50% {
    opacity: 60%;
  }
}

.warning {
  font-weight: bold;
  color: orangered;
}