#biaoti{
    text-align: center;
  width: 100px;
  height: 30px;
  margin: 0 auto;
  background: rgba(129, 158, 209, 0.3);
}
#ditutupian{
   margin: 0 auto;
    width: 500px;
    height: 400px;
}
#neirong{
    margin: 0 auto;
    width: 500px;
    height: 400px;
   
}
#caise {
background: linear-gradient(to top, #b7ff00, #f60000); /* 从上到下的线性渐变，从绿色到红色 */
-webkit-background-clip: text; /* 将背景裁剪到文字区域 */
-webkit-text-fill-color: transparent; /* 设置文字颜色为透明 */
}
#neirongpailie{
    width: 500px;
    height: 30px;
   margin: 0 auto;
   padding-left: 100px;
   text-indent:100px;
}
#neirong1{
    width: 500px;
    height: auto;
 margin: 0 auto;
}