body {
    font-family: Arial, sans-serif;
    margin: 20px;
    /* background-color: #c40808; */
    position: relative;
    overflow: hidden;
  }
  
  /* 水印样式 */
  .watermark {
    position: absolute;
    font-size: 20px;
    color: rgba(0, 0, 0, 0.1);
    z-index: -1;
    pointer-events: none;
    transform: rotate(-30deg);
  }
  
  h1 {
    text-align: center;
  }
  
  #oil-price-container {
    display: grid;
    height: 70vh;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    overflow: auto;
    margin-bottom: 200px;
    padding-bottom: 100px;

  }
  
  .province {
    border: 1px solid #ccc;
    padding: 10px;
    border-radius: 5px;
  }
  
  .province h2 {
    margin-top: 0;
  }
  

  .watermark-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 9999;
    pointer-events: none;
    display: grid;
    justify-content: center;
    align-content: center;
    overflow: hidden;
}

.watermark-text {
    font-size: 20px;
    color: rgba(0, 0, 0, 0.1);
    transform: rotate(-30deg);
    white-space: nowrap;
    user-select: none;
    text-align: center;
}
h1.scrolled {
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

#about {
  position: absolute;
  bottom: 10px; /* 距离底部的距离，可以根据需要调整 */
  left: 50%;
  transform: translateX(-50%);
  margin: 0;
  display: none;
  opacity: 1 !important; 
  visibility: visible !important;
}