body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  padding-left: 50vw;
  background-image: url("/images/natsumi-main.png");
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center;
  font-family: "ms ui gothic", system-ui;
}

main {
  width: min(500px, 40vw);
}

h1 {
  margin: 0 0 18px;
  color: #e5002c;
  font-size: 80px;
  line-height: 1;
  text-shadow: 4px 4px 0px rgba(0, 0, 0, 1);
  font-family: "Oswald", sans-serif;
  text-align: center;
}
h2 {
  font-family: Verdana, Geneva, Tahoma, sans-serif;
  color: #000;
  font-size: 13px;
}
p {
  text-shadow: 1px 1px 0px rgba(193, 197, 241, 1);
  color: #464674;
  font-weight: 400;
}
p2 {
  font-family: Verdana, Geneva, Tahoma, sans-serif;
  color: #000;
  font-size: 11px;
}

#box {
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(0, 0, 0, 0.15);
  border-radius: 18px;
  padding: 20px 24px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
  color: #111;
  max-height: 380px;
  overflow-y: auto;
}
/* Modern browsers — Chrome 121+, Edge 121+, Firefox, Safari 18.2+ */
* {
  scrollbar-width: 5px;
  scrollbar-color: #0ea5e9 #e0f2fe;
}

/* Legacy WebKit — older Chrome/Edge/Safari, radius, borders & shadows */
*::-webkit-scrollbar {
  width: 5px;
  height: 5px;
}

*::-webkit-scrollbar-track {
  background-color: #e0f2fe;
  border-radius: 8px;
  padding: 1px;
}

*::-webkit-scrollbar-track:hover {
  background-color: #bae6fd;
}

*::-webkit-scrollbar-track:active {
  background-color: #7dd3fc;
}

*::-webkit-scrollbar-thumb {
  background-color: #0ea5e9;
  border-radius: 8px;
  min-height: 30px;
}

*::-webkit-scrollbar-thumb:hover {
  background-color: #0284c7;
}

*::-webkit-scrollbar-thumb:active {
  background-color: #0369a1;
}

*::-webkit-scrollbar-button {
  display: none;
  width: 0;
  height: 0;
}