/* for mdbook*/

body {
    font-size: 11pt;
    font-family: "Calibri", "Microsoft Yahei", "Noto Serif SC", "simsun", serif;
    min-width: 360px;
    height: 100%;
    overflow-x: auto;
    /*background-color: #fafafa;*/
    background-color: #fff;
}
.shadow {
    box-shadow: 0 .5rem 1rem rgba(0, 0, 0, .15) !important;
}
.text-center{
    text-align:center;
}
/*sidebar*/
ol.chapter>li{
    padding-bottom:5px;
}
ol.chapter>li:first-child{
    padding-bottom:0;
}
ol.chapter>li.part-title{
    font-size:11.5pt;
}
ol.chapter>li>a{
    color: #0d6efd !important;
    font-size:11pt;
}
ol.chapter>li>a strong, ol.chapter>li>div strong{
    display:none;
}
ol.chapter>li>a.active{
    font-weight:bold;
    text-decoration:underline;
}
/*content*/
.menu-bar{
    border-bottom:1px solid #ddd;
}
.content>.shadow{
    padding:15px 25px 25px 25px;
}
.content h1 , .content h1 a{
    margin-top:1em;
    font-weight: bold;
    font-size: 18pt !important;
    color: #2f363c !important;
    padding: 0 0 0 0.5em;
    margin-bottom: 1em;
}
.content h1{
    border-left: 5px solid #0069D9;
}
.content h2 , .content h2 a{
    font-weight: bold;
    font-size: 14.5pt !important;
    margin: 1em 0 0.5em 0;
}
.content, .content * {
    font-size: 12.5pt;
}
.content p {
    /* text-indent: 2em; */
    margin: 0;
    padding: 10px 0 10px 0;
    color: #000;
    line-height: 180%;
}
.content p img{
    text-align:center;
    margin:0 auto 0 auto;
}
.content ul {
    margin-left: 15px;
}
.content ul li {
    list-style: circle;
    padding-top: 10px;
}

mark{
    background-color: #ffE833 !important;
    margin-left:1px;
    margin-right:1px;
}
.katex{
    padding:0 2px 0 2px;
    background-color: #ececec;
}
.katex-display{
    border-left: 5px solid #ddd;
    background-color: antiquewhite;
    padding:10px 0 10px 0;
}