:root {
  --page-bg: #ffffff;
  --logo-size: clamp(260px, 54vw, 660px);
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  min-height: 100%;
  margin: 0;
}

body {
  background: var(--page-bg);
  font-family: Arial, Helvetica, sans-serif;
}

.logo-page {
  min-height: 100vh;
  min-height: 100dvh;
  width: 100%;
  display: grid;
  place-items: center;
  padding: 24px;
}

.logo {
  display: block;
  width: var(--logo-size);
  max-width: 100%;
  height: auto;
  object-fit: contain;
  opacity: 0;
  transition: opacity 280ms ease;
}

.logo.is-loaded,
.no-js .logo {
  opacity: 1;
}

@media (max-width: 480px) {
  :root {
    --logo-size: 86vw;
  }

  .logo-page {
    padding: 18px;
  }
}

@media (min-width: 1200px) {
  :root {
    --logo-size: 620px;
  }
}