* {
  margin: 0;
  padding: 0;
  border: 0;
  outline: 0;
}

body,
html {
  height: 100vh;
  margin: 0;
  overflow: hidden !important;
}
* {
  box-sizing: border-box;
}

.landscape {
  display: none;
  width: 100%;
  height: 100%;
  background: #FCFCFF url("../images/rotate.gif") no-repeat center;
  background-size: 225px auto;
  position: fixed;
  z-index: 999;
  left: 0px;
  top: 0px;
}

@media screen and (orientation: portrait) {
  .landscape {
    display: block;
  }
}