/* styles.css */
#pinyin-container {
    display: flex;
    justify-content: space-around;
    margin: 15px 0;
}
.pinyin {
  text-align: center;
  font-size: 10px
}
.pinyin-column {
    width: 30%;
    position: relative;
}

.pinyin-column h2 {
    margin:5px 0;
}

#canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100vw; /* 视口宽度 */
    height: 100vh; /* 视口高度 */
    z-index: 1;
}

a {
    position: absolute;
    z-index: 2; /* 确保链接在上层 */
}

#input-character {
    position: relative;
    z-index: 10;
    margin: 10px;
}