div {
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
    text-rendering: optimizelegibility;
    -webkit-font-smoothing: initial;
    max-width: 914px;
    margin: 0 auto;
    line-height: 1.6;
    letter-spacing: 0;
    overflow-x: hidden;
    padding: 1rem 4rem;
    padding-bottom: 100px;
}

p {
    line-height: 1.6rem;
    word-spacing: 0.05rem;
}

/* Link 链接 */
a {
    color: #2aa899;
    text-decoration: underline;
}

/* 标题 */
h1,
h2,
h3,
h4,
h5,
h6 {
    position: relative;
    margin-top: 2rem;
    margin-bottom: 1rem;
    font-weight: bold;
    line-height: 1.3;
    cursor: text;
    color: #444444;
    /*font-family: var(--title-font);*/
}

h1 {
    text-align: center;
    margin-bottom: 2rem;
    line-height: 1.5;
    /*border-bottom: 2px solid #444444;*/
    text-decoration: underline;
    font-size: 2em;
}

h2 {
    padding-left: 0.4em;
    border-left: 0.4em solid #444444;
    border-bottom: 1px solid #444444;
    font-size: 1.5em;
}

h3 {
    font-size: 1.17em;
}

h4 {
    font-size: 1em;
}

h5 {
    font-size: 1em;
}

h6 {
    font-size: 1em;
}

h1 tt,
h1 code {
    font-size: inherit;
}
h2 tt,
h2 code {
    font-size: inherit;
}
h3 tt,
h3 code {
    font-size: inherit;
}
h4 tt,
h4 code {
    font-size: inherit;
}
h5 tt,
h5 code {
    font-size: inherit;
}
h6 tt,
h6 code {
    font-size: inherit;
}

p,
blockquote,
ul,
ol,
dl,
table {
    margin: 0.8em 0;
}

/* horizontal rule */
hr {
    margin: 1.5em auto;
    border-top: 1px solid #e7e7e7;
}

/* 列表 */
li>ol,
li>ul {
    margin: 0 0;
}

li p.first {
    display: inline-block;
}

ul,
ol {
    padding-left: 2rem;
}

/* 引用 */
blockquote {
    border-left: 0.3rem solid rgba(116, 95, 181, 0.2);
    padding-left: 1em;
    /*font-family: var(--base-font);*/
}

/* 表格 */
table {
    margin: 1.25rem auto;
    min-width: 80%;
}

table th,
table td {
    padding: 8px;
    line-height: 1.25rem;
    vertical-align: middle;
    border: 1px solid #ddd;
}

table th {
    font-weight: bold;
}

table thead th {
    vertical-align: middle;
    text-align: center;
}

table tbody td {
    vertical-align: middle;
    text-align: center;
}

thead {
    background-color: #fcfcfc;
}

/* 粗体 */
strong {
    padding: 0 2px;
    font-weight: bold;
}

/* inline code */
code,
pre {
    padding: 2px 4px;
    border-radius: 0.3rem;
    /*font-family: var(--monospace);*/
    font-size: 0.9rem;
    color: #2aa899;
    background-color: #f4f2f9;
    margin: 0 2px;
}

/* 图片 */
img {
    display: flex;
    margin: 0 auto;
    width: 80%;
}
