body {
  font-family: sans-serif;
  margin: 0;
  padding: 0;
  background-color: #f4f4f4;
  color: #333;
}

header {
  background-color: #333;
  color: white;
  padding: 1em 0;
  text-align: center;
}

nav ul {
  list-style: none;
  padding: 0;
}

nav ul li {
  display: inline;
  margin: 0 15px;
}

nav ul li a {
  color: white;
  text-decoration: none;
}

main {
  padding: 20px;
}

.button02 {
  background-color: #fff;
  border: solid 2px #2f4f4f;
  color: #2f4f4f;
  padding: 10px 30px;
  text-decoration: none;
  font-size: 1em;
}

.button02:hover {
  color: #2f4f4f;
  background-color: #b0e0e6;
}

.button-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-template-rows: repeat(5, auto);
  gap: 20px;
  max-width: 1000px;
  margin: 0 auto;
  justify-items: center;
  align-items: center;
  padding-top: 40px;
}

/* Q1.html用 */

/* Q1.html用 */

#startMessage {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 2em;
  background-color: rgba(255, 255, 255, 1);
  z-index: 9999;
  margin: 0;
  user-select: none;
  text-align: center;
}

#answerInput {
  font-size: 1em;
  padding: 5px 10px;
  width: 250px;
}

#submitAnswer {
  font-size: 1em;
  padding: 5px 15px;
  cursor: pointer;
}

#textDisplay {
  font-size: clamp(20px, 3vw, 32px);
  margin: 5px 0 2px 0;
  text-align: center;
  white-space: nowrap;
  line-height: 1.2;
  user-select: none;
  padding: 0;
}

#manualInput {
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 0;
  gap: 2px;
}

#textPart1 {
  margin-right: 0.3em;
  display: inline-block;
  text-align: center;
  vertical-align: top;
}

#textPart2 {
  margin-left: 0.3em;
  display: inline-block;
  text-align: center;
  vertical-align: top;
}

#boxContainer {
  margin-top: 10px;
  display: grid;
  grid-template-columns: repeat(5, 200px);
  grid-template-rows: repeat(2, 220px);
  gap: 12px;
  justify-content: center;
  align-items: center;
  margin-bottom: 20px; /* タイマーとの間にスペースを追加 */
}

.box {
  width: 200px;
  height: 220px;
  border: 2px solid #666;
  border-radius: 5px;
  background-color: white;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
  font-size: 1em;
  overflow: hidden;
  text-overflow: ellipsis;
  user-select: none;
  cursor: default;
}

.box img {
  width: 160px;
  height: 160px;
  margin-top: 10px;
  object-fit: contain;
  pointer-events: none;
}

.box .label {
  margin-top: 12px;
  font-size: 1.25em;
  font-weight: bold;
  color: red;
  text-align: center;
  word-break: break-word;
  padding: 0 8px;
  user-select: text;
}

#timerDisplay {
  text-align: center;
  font-size: 4em; /* 大きく表示 */
  font-weight: bold;
  color: black; /* 黒文字 */
  margin-top: 20px; /* ボックスからの距離 */
}