html,
body {
  height: 100%;
}

body {
  background-color: #515558;
  font-display: swap !important;
}

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

.flipbook-menuTop {
  max-width: 1338px !important;
  margin: auto !important;
}

.flipbook-main-wrapper::before {
  content: '';
  position: absolute;
  background: rgb(49, 53, 56);
  width: 100vw;
  height: 42px;
  top: 0;
  left: 0;
}