:root {
  font-size: 16px;
}

@font-face {
  font-display: swap;
  font-family: 'Open Sans';
  font-style: normal;
  font-weight: 400;
  src: url('../fonts/open-sans-v35-latin-regular.eot');
  src: url('../fonts/open-sans-v35-latin-regular.eot?#iefix') format('embedded-opentype'),
    url('../fonts/open-sans-v35-latin-regular.woff2') format('woff2'),
    url('../fonts/open-sans-v35-latin-regular.woff') format('woff'),
    url('../fonts/open-sans-v35-latin-regular.ttf') format('truetype'),
    url('../fonts/open-sans-v35-latin-regular.svg#OpenSans') format('svg');
}

@font-face {
  font-display: swap;
  font-family: 'Open Sans';
  font-style: normal;
  font-weight: 700;
  src: url('../fonts/open-sans-v35-latin-700.eot');
  src: url('../fonts/open-sans-v35-latin-700.eot?#iefix') format('embedded-opentype'),
    url('../fonts/open-sans-v35-latin-700.woff2') format('woff2'),
    url('../fonts/open-sans-v35-latin-700.woff') format('woff'),
    url('../fonts/open-sans-v35-latin-700.ttf') format('truetype'),
    url('../fonts/open-sans-v35-latin-700.svg#OpenSans') format('svg');
}


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

body {
  font-size: 16px;
  line-height: 20px;
  font-family: 'Open Sans', Arial, sans-serif;
  color: #000;
  font-weight: 400;
}

#wrapper {
  position: relative;
  max-width: 750px;
  margin: 16px auto;
  border: 1px solid #000;
  overflow: hidden;
  background-color: #EFAD01;
}

h1 {
  margin: 6px 0;
  font-size: 21px;
  line-height: 1.3;
  font-weight: 700;
}

h1 strong {
  font-size: 46px;
  display: block;
}

h2 {
  margin: 5px 0;
  font-size: 82px;
  line-height: 71px;
  font-weight: 700;
  text-align: center;
  text-shadow: 2px 0 #fff, -2px 0 #fff, 0 2px #fff, 0 -2px #fff,
    1px 1px #fff, -1px -1px #fff, 1px -1px #fff, -1px 1px #fff;
}

h3 {
  margin: 16px 0;
  font-size: 54px;
  line-height: 1.1;
  font-weight: 700;
}

p:not(:last-of-type) {
  margin-bottom: 16px;
}

header {
  padding: 16px;
}

article {
  position: relative;
}

footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  padding: 60px 16px 60px;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  background-color: #efad01;
}

.title {
  text-align: center;
  padding: 6px 16px;
  font-size: 21px;
  line-height: 1.3;
}

.qrcode {
  width: 480px;
  height: 420px;
  position: absolute;
  bottom: -9%;
  right: 5%;
  background: url('../images/background.png') no-repeat 0 0;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  flex-direction: column;
  text-align: center;
  font-size: 27px;
  line-height: 1.2;
}

img {
  max-width: 100%;
  vertical-align: middle;
}


:is(a:link, a:visited, a:hover, a:active) {
  color: inherit;
  text-decoration: none;
  white-space: nowrap;
}

@media all and (max-width:750px) {
  #wrapper {
    margin: 0;
    border: none;
  }

  :is(p, ul) {
    hyphens: auto;
    text-wrap: pretty;
  }

  .qrcode {
    right: 3%;
    bottom: -75px;
  }

  h1 strong {
    font-size: 6vw;
    display: block;
  }

  h2 {
    font-size: 12vw;
    line-height: 12vw;
  }


}

@media all and (max-width:518px) {
  :is(.title, .qrcode, h1) {
    font-size: 16px;
  }

  h3 {
    font-size: 9vw;
  }

  .qrcode {
    width: calc(100% - 32px);
    background-size: 100%;
    position: relative;
    margin: -360px 16px 0;
    right: 0;
    padding: 16px;
    height: 100%;
    min-height: 414px;
  }

  footer {
    padding-bottom: 16px;
  }
}

@media all and (max-width:478px) {
  .qrcode {
    background-image: none;
    background-color: #fff;
    min-height: auto;
    padding: 16px;
    border: 5px solid #000;
    margin: -286px 16px 26px;
  }
}