css.css

.container {
    display: flex;
    align-items: center;
    flex-direction: column;
    /* justify-content: center;   */
    margin-top: 60px;
    /* height: 100vh;   */
  }
  
  .chart-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    text-align: center;
    margin-bottom: 20px;
  }
  
  #chart1 {
    height: 300px;
    width: 520px;
    margin: 0 auto;
  }
  
  #chart2 {
    height: 300px;
    width: 570px;
    margin: 20px auto;
  }
  
  #chart3 {
    height: 300px;
    width: 570px;
    margin: 0 auto;
  }
  
  #image-container {
    margin-bottom: 100px;
  }
  
  svg {
    margin: 0 auto;
    display: block;
  }
  
  hr {
    width: 50%;
    border: none;
    /* border-top: 1px solid #ccc;   */
    margin: 15px 20px 20px 20px;
    border-top: 1px dashed rgb(184, 184, 184);
  }
/* 使 chart-container 相对定位 */
.chart-container {
    position: relative;
}

/* 按钮容器样式，确保按钮与图表右侧对齐 */
.button-container {
       position: absolute;
    right: 400px;
    top: 120px;
    display: flex;
    align-items: center;
}

/* 按钮的基础样式 */
#toggleGender {
    background-color: rgba(139, 69, 19, 0.5);
    color: white;
    border: 1px solid #8B4513;
    border-radius: 2px;
    padding: 4px 8px;
    cursor: pointer;
    font-family: 'Times New Roman', serif;
    font-weight: bold;
    font-size: 14px;
    transition: background-color 0.3s, transform 0.1s;
}
#ageToggleGender{
    background-color: rgba(139, 69, 19, 0.5);
    color: white;
    border: 1px solid #8B4513;
    border-radius: 2px;
    padding: 4px 8px;
    cursor: pointer;
    font-family: 'Times New Roman', serif;
    font-weight: bold;
    font-size: 14px;
    transition: background-color 0.3s, transform 0.1s;
}

/* 鼠标悬停时的效果 */
#toggleGender:hover {
    background-color: rgba(139, 69, 19, 1); /* 鼠标悬停时变深 */
    transform: scale(1.05); /* 微微放大 */
}

/* 鼠标按下时的效果 */
#toggleGender:active {
    background-color: rgba(105, 50, 18, 0.9); /* 点击时的深棕色 */
    transform: scale(0.95); /* 轻微缩小 */
}