*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  --webkit-box-sizing: border-box;
}
html, body {
  height: 100%;
  min-height: 100%;
  scroll-behavior: smooth;
}
body {
  width: 100vw;
  background-color: var(--c-bg);
  background: url("../res/pic/bg-dark.jpg") repeat fixed 100%;
}
::-webkit-scrollbar {
  display: none;
  width: 0 !important;
  background: transparent;
}
.noscrollbar::-webkit-scrollbar {
  display: none;
  width: 0 !important;
  background: transparent;
}
.noscrollbar {
  scrollbar-width:  none;
  --ms-overflow-style: none;
  overflow-x: hidden;
  overflow: -moz-scrollbars-none;
}
.viewport, .scrollarea {
  position: relative;
}

#scrollbutton {
  position: fixed;
  top: calc(100vh - 60px);
  left: calc(100vw - 50%);
  bottom: 20px;
  z-index: 2;
  font: normal 400 20px/1px sans-serif;
  letter-spacing: 0.1rem;
  cursor: pointer;
  display: inline-flex;
  transition: opacity 0.5s;
}
#scrollbutton span {
  position: absolute;
  top: 0;
  left: 50%;
  width: 46px;
  height: 46px;
  margin-left: -23px;
  border: 2px solid var(--c-title);
  border-radius: 100%;
}
#scrollbutton span::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 16px;
  height: 16px;
  margin: -12px 0 0 -8px;
  border-left: 1px solid var(--c-title);
  border-bottom: 1px solid var(--c-title);
  transform: rotate(-45deg);
}
#scrollbutton span::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  z-index: -1;
  width: 44px;
  height: 44px;
  box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.1);
  border-radius: 100%;
  opacity: 0;
  animation: pulse 7s infinite;
}
@keyframes pulse {
  0%   { opacity: 0; }
  30%  { opacity: 1; }
  60%  { box-shadow: 0 0 0 30px rgba(255, 255, 255, 0.1);
         opacity: 0; }
  100% { opacity: 0; }
}
#scrollbutton span:hover {
  background-color: var(--c-footer-friendsbox-hover);
}

.banner {
  z-index: 999;
  top: 0;
  left: 0;
  position: fixed;
  width: 100vw;
  height: 10vh;
  display: flex;
  padding: 1%;
  justify-content: space-between;
  align-items: center;
  transition: 0.5s;
  transition: background-color 0.5s ease-in-out;
}
.bannerIsBlack {
  background-color: var(--c-header-bg-black);
}
.bannerTitle {
  padding-right: 0.5rem;
  visibility: hidden;
}
.bannerTitleVisible {
  visibility: visible;
}
.logo {
  align-self: flex-start;
  width: clamp(4.5vw,100vw*18/100,20vw);
  opacity: 0;
  display: flex;

  transition: 4s;
  animation-name: logo;
  animation-duration: 2s;
  animation-delay: 3.5s;
  animation-fill-mode: forwards;
}
.logoIsSmall {
  width: 7.5vh;
}
.logo img {
  width: 100%;
}

@keyframes logo {
  0% {
    opacity: 0;
    margin-top: -300px;
  }
  100% {
    opacity: 1;
    margin-top: 0;
  }
}

/*
 * https://julia-vicentini.de/blog/background-attachment-fixed-ios-workaround/
 */
.hero::before{
  content: '';
  display: block;

  background-image: url("hero-2.png");
  background-position: center right+20%;
  background-size: cover;
  height: 100vh;
  width: 100vw;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  position: fixed;
  z-index: -10
}
.hero {
  z-index: -1;
  flex-basis: 100vw;
  display: inline-flex;

  min-height: 100vh;
  width: 100vw;
  height: 100vh;

  clip-path: polygon(0% 0%, 100% 0%, 100% 95%, 30% 100%, 0% 97%);
  justify-items: center;
  align-items: center;
  justify-content: center;

  background-color: var(--c-bg);
}
.videoContainer {
  visibility: hidden;
}
.glassbox {
  position: absolute;
  max-width: 40rem;
  width: 90vw;
  visibility: hidden;

  padding: 3.125rem;
  overflow: hidden;
  text-align: center;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 1.5);

  animation-name: glassbox;
  animation-duration: 5s;
  animation-fill-mode: forwards;
  animation-delay: 1s;
}
.glassbox::before {
  /* The glass effect */
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background-color: rgba(255, 255, 255, 0.15);
  box-shadow: inset 0 0 20px rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(2px);
  content: '';
}
@keyframes glassbox {
  0% {
    margin-left: -6000px;
  }
  100% {
    margin-left: 0;
  }
}

.title, .titleDummy {
  transform: translate(0%, 0%);
  margin: 0;
}
.titleDummy {
  display: none;
}

@keyframes opacity {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes fadefL {
  from {
    transform: translateX(-50%);
    opacity: 0;
  }
  to {
    transform: translateX(0px);
    opacity: 1;
  }
}
@keyframes fadefR {
  from {
    transform: translateX(50%);
    opacity: 0;
  }
  to {
    transform: translateX(0%);
    opacity: 1;
  }
}
@keyframes picFadeIn {
  from {
    opacity: 0;
    transform: translateX(-10%);
  }
  to {
    opacity: 1;
    transform: translateX(0%);
  }
}

p {
  padding-bottom: 0.3rem;
}
p.intro {
  z-index: -1;
}
.left {
  text-align: left;
}
.right {
  text-align: right;
}
.center {
  text-align: center;
  margin: 0 auto;
}
.padl1 {
  padding-left: 1rem;
}
.padl2 {
  padding-left: 2rem;
}
.padl3 {
  padding-left: 3rem;
}
.padl4 {
  padding-left: 4rem;
}
.padl5 {
  padding-left: 5rem;
}
.padr1 {
  padding-right: 1rem;
}
.padr2 {
  padding-right: 2rem;
}
.padr3 {
  padding-right: 3rem;
}
.padr4 {
  padding-right: 4rem;
}
.padr5 {
  padding-right: 5rem;
}
h1, h2, h3 {
  white-space: nowrap;
}
h1.up {
  transform: translateY(-70%);
  margin-bottom: -1rem;
}
ul {
  list-style-type: none;
}
.nowrap {
  white-space: nowrap;
}
.svFlex div:nth-of-type(2) {
  transform: translateY(-43%);
}