:root {
  color-scheme: light;
  font-family: Arial, "Microsoft YaHei", "PingFang SC", sans-serif;
  background: #f1f3f5;
}

* { box-sizing: border-box; }

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

body {
  color: #10243b;
  background: #f1f3f5;
}

.site-wrap {
  width: min(720px, 100%);
  min-height: 100vh;
  margin: 0 auto;
  overflow: hidden;
  background: #fff;
  box-shadow: 0 0 22px rgba(0, 0, 0, .12);
}

.top-banner {
  position: relative;
  display: grid;
  width: 100%;
  aspect-ratio: 1774 / 887;
  place-items: center;
  overflow: hidden;
  background: linear-gradient(135deg, #008f2d, #1cbd43 52%, #efc92d);
}

.top-banner img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.banner-placeholder {
  color: #fff;
  font-size: clamp(24px, 6vw, 42px);
  font-weight: 800;
  line-height: 1.4;
  text-align: center;
  text-shadow: 0 2px 4px rgba(0, 0, 0, .3);
}

.banner-placeholder small {
  display: block;
  margin-top: .2em;
  font-size: .56em;
}

.calendar-widget,
.draw-widget,
.banner-widget {
  display: block;
  width: 100%;
  border: 0;
}

.calendar-widget { height: 44px; }
.draw-widget { height: 360px; }
.banner-widget { height: 0; }

@media (max-width: 600px) {
  .site-wrap { box-shadow: none; }
  .calendar-widget { height: 38px; }
  .draw-widget { height: 320px; }
}