.article-detail{
    h1{
        display: block;
        font-size: 2em;
        margin-block-start: 0.67em;
        margin-block-end: 0.67em;
        margin-inline-start: 0px;
        margin-inline-end: 0px;
        font-weight: bold;
        unicode-bidi: isolate;
    }
    h2{
       display: block;
        font-size: 1.2em;
        margin-block-start: 0.32em;
        margin-block-end: 0.32em;
        margin-inline-start: 0px;
        margin-inline-end: 0px;
        font-weight: bold;
        unicode-bidi: isolate;
    }
    h3{
        display: block;
        font-size: 1.17em;
        margin-block-start: 0.4em;
        margin-block-end: 0.4em;
        margin-inline-start: 0px;
        margin-inline-end: 0px;
        font-weight: bold;
        unicode-bidi: isolate;
    }
    h4{
        display: block;
        margin-block-start: 0.3em;
        margin-block-end: 0.3em;
        margin-inline-start: 0px;
        margin-inline-end: 0px;
        font-weight: bold;
        unicode-bidi: isolate;
    }
    h5{
        display: block;
        font-size: 0.83em;
        margin-block-start: 1.67em;
        margin-block-end: 1.67em;
        margin-inline-start: 0px;
        margin-inline-end: 0px;
        font-weight: bold;
        unicode-bidi: isolate;
    }
    p{
        text-indent: 2em;
    }
}
.article-detail a{
    color: rgb(56, 159, 255);
    text-decoration: underline;
}
/* .product-image-wrapper{
    aspect-ratio: 3 / 2;   
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f9fafb;
    overflow: hidden;
}
.product-image {
    width: 100%;
    height: 100%;
    object-fit: contain; 
} */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}
[id^="letter-"] {
    scroll-margin-top: 200px;  /* 导航栏高度 + 间距 */
}
.doc-table{
    overflow-x: auto;
}