html {
  box-sizing: border-box;
}

*,
*:before,
*:after {
  box-sizing: inherit;
}

body {
  margin: 0;
  padding: 0;
}

.landingcontainer {
  background-image: url(images/atidilandingbg.jpg);
  background-position: center center;
  background-repeat: no-repeat;
  background-size: cover;
  background-attachment: fixed;
  width: 100%;
  min-height: 100vh;

  display: flex;
  flex-direction: column;
  align-items: center;

  padding: 0 50px;
}

.landinglogo {
  margin: 40px 0 20px;
  width: 150px;
}

.landinglogo img {
  width: 100%;
  height: auto;
}

.landingrebrandedtext {
  font-family: "Akzidenz-Grotesk Pro Bo", sans-serif;
  font-size: 80px;
  color: #fff;
  padding: 0 0 40px;
  text-align: center;
}

.landingytvideo iframe {
  width: 800px;
  height: 400px;
}

.landingbutton {
  margin: 50px 0;
}

.landingbutton a {
  background-color: #ffd600;
  color: #000;
  padding: 25px 40px;
  display: inline-block;
  font-family: "Akzidenz-Grotesk Pro Re", sans-serif;
  font-size: 20px;
  text-decoration: none;
  transition: background 0.5s;
  text-align: center;
}

.landingbutton a:hover {
  background-color: #fff;
  color: #000;
  transition: background 0.5s;
}

@media screen and (max-width: 900px) {
  .landingrebrandedtext {
    font-size: 60px;
  }

  .landingytvideo {
    width: 100%;
  }

  .landingytvideo iframe {
    width: 100%;
  }
}

@media screen and (max-width: 700px) {
  .landingytvideo iframe {
    height: 320px;
  }

  .landingrebrandedtext {
    font-size: 40px;
  }
  .landingbutton a {
    font-size: 18px;
  }
}

@media screen and (max-width: 500px) {
  .landingcontainer {
    padding: 0 30px;
  }

  .landinglogo {
    width: 100px;
  }
  .landingytvideo iframe {
    height: 240px;
  }

  .landingrebrandedtext {
    font-size: 30px;
    padding: 0 0 30px;
  }
  .landingbutton {
    margin: 30px 0;
  }
  .landingbutton a {
    font-size: 16px;
    padding: 15px 30px;
  }
}

@media screen and (max-width: 1100px) {
}

@media screen and (max-width: 800px) {
}

@media screen and (max-width: 560px) {
}

@media screen and (max-width: 450px) {
}