:root {
  --page-width: 480px;
}

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

html {
  min-width: 320px;
  background: #f8f9fa;
}

body {
  min-height: 100vh;
  overflow-x: hidden;
  overflow-y: auto;
  background: #f8f9fa;
  font-family: Arial, sans-serif;
  -webkit-tap-highlight-color: transparent;
}

.page-container {
  position: relative;
  width: min(100%, var(--page-width));
  margin: 0 auto;
  background: #15191f;
}

.download-banner {
  position: fixed;
  left: 50%;
  z-index: 100;
  display: block;
  width: min(100%, var(--page-width));
  height: auto;
  overflow: hidden;
  transform: translateX(-50%);
  cursor: pointer;
}

.download-banner:focus-visible {
  outline: 3px solid #fff;
  outline-offset: -4px;
}

.top-banner {
  top: 0;
}

.bottom-banner {
  bottom: 0;
  padding-bottom: env(safe-area-inset-bottom, 0);
  background: #15191f;
}

.download-banner img,
.middle-content img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border: 0;
  border-radius: 0;
  object-fit: cover;
  pointer-events: none;
  user-select: none;
  -webkit-user-drag: none;
}

.middle-content {
  width: 100%;
}

.middle-content::before {
  display: block;
  width: 100%;
  aspect-ratio: 1080 / 225;
  content: "";
}

@media (max-width: 480px) {
  body {
    padding-bottom: calc(80px + env(safe-area-inset-bottom, 0px));
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}