* {
  box-sizing: border-box;
}

html {
  font-size: 14px;
}

body {
  margin: 0;
  background-color: #000;
}

img {
  display: inline-block;
  max-width: 100%;
}

.wrap {
  margin: 0 auto;
  min-width: 360px;
  max-width: 750px;
  width: 100vw;
  height: 100vh;
}

.hidden {
  display: none;
}