* { box-sizing: border-box; border: none; margin: 0; padding: 0; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; }
body { font-size: 16px; overflow-x: hidden; min-width: 360px; background-color: #ebeef3; }

.authframe {
  width: 400px;
  margin: 10px auto;
  text-align: center;
}

.authframe > img {
  width: 400px;
  max-width: 95%;
  height: auto;
  margin-top: 40px;
  margin-bottom: 20px;
}