body,
html {
  padding: 0;
  margin: 0;
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  position: fixed;
  font-size: 16px;
}
* {
  padding: 0;
  margin: 0;
  outline: none;
}
#app {
  width: 100%;
  height: 100%;
  overflow-y: scroll;
}
.__internal__Page__ {
  width: 100%;
  height: 100%;
  min-width: 320px;
  max-width: 480px;
  margin: 0 auto;
  overflow: hidden;
  position: relative;
}
.__internal__Page-container {
  width: 100%;
  height: 100%;
  -webkit-overflow-scrolling: touch;
}
.__hidden {
  display: none;
}
.__bottom {
  position: absolute;
  width: 100%;
  height: 100%;
}
.__backAnimation {
    transform: translateX(375px);
    transition: transform 500ms ease;
}
.page-appear {
    transform: translateX(500px);
    height: 100%;
}
.page-appear-done {
    transition: transform 300ms ease;
    height: 100%;
}
.tab-appear {
    opacity: 0;
}
.tab-appear-done {
    height: 100%;
    transition: opacity 300ms ease;
}