/*网站字体*/
/*原则上你可以设置多个字体，然后在不同的部位使用不同的字体。*/
@font-face{
    font-family:echo;
src:url(https://fastly.jsdelivr.net/gh/huangwb8/bloghelper@latest/fonts/13.woff2) format('woff2')
}
 
body{
		font-family: 'echo', Georgia, -apple-system, 'Nimbus Roman No9 L', 'PingFang SC', 'Hiragino Sans GB', 'Noto Serif SC', 'Microsoft Yahei', 'WenQuanYi Micro Hei', 'ST Heiti', sans-serif
}
 
/*横幅字体大小*/
.banner-title {
  font-size: 2.5em;
}
.banner-subtitle{
  font-size: 28px;
	
	-webkit-text-fill-color: transparent;        
background: linear-gradient(94.75deg,rgb(60, 172, 247) 0%,rgb(131, 101, 253) 43.66%,                rgb(255, 141, 112) 64.23%,rgb(247, 201, 102) 83.76%,rgb(172, 143, 100) 100%);        
-webkit-background-clip: text;
}
 
/*文章标题字体大小*/
.post-title {
    font-size: 25px
}
 
/*正文字体大小（不包含代码）*/
.post-content p{
    font-size: 1.25rem;
}
li{
    font-size: 1.2rem;
	
}
 
/*评论区字体大小*/
p {
    font-size: 1.2rem
			
}
 
/*评论发送区字体大小*/
.form-control{
    font-size: 1.2rem
}
 
/*评论勾选项目字体大小*/
.custom-checkbox .custom-control-input~.custom-control-label{
    font-size: 1.2rem
}
/*评论区代码的强调色*/
code {
  color: rgba(var(--themecolor-rgbstr));
}
 
/*说说字体大小和颜色设置*/
.shuoshuo-title {
    font-size: 25px;
/*  color: rgba(var(--themecolor-rgbstr)); */
}
 
/*尾注字体大小*/
.additional-content-after-post{
    font-size: 1.2rem
}
 
/* 公告居中 */
.leftbar-announcement-title {
    font-size: 20px;
/*     text-align: center; */
 				color: #00FFFF
}
 
.leftbar-announcement-content {
    font-size: 15px;
    line-height: 1.8;
    padding-top: 8px;
    opacity: 0.8;
/*     text-align: center; */
			color:#00FFFF;
}
 
/* 一言居中 */
.leftbar-banner-title {
    font-size: 20px;
    display: block;
    text-align: center;
		opacity: 0.8;
}
 
/* 个性签名居中 */
.leftbar-banner-subtitle {
    margin-top: 15px;
    margin-bottom: 8px;
    font-size: 13px;
    opacity: 0.8;
    display: block;
    text-align: center;
}
 
/*========颜色设置===========*/
 
/*文章或页面的正文颜色*/
body{
    color:#364863
}
 
/*引文属性设置*/
blockquote {
    /*添加弱主题色为背景色*/
    background: rgba(var(--themecolor-rgbstr), 0.1) !important;
    width: 100%
}
 
/*引文颜色 建议用主题色*/
:root {
    /*也可以用类似于--color-border-on-foreground-deeper: #009688;这样的命令*/
    --color-border-on-foreground-deeper: rgba(var(--themecolor-rgbstr));
}
 
/*左侧菜单栏突出颜色修改*/
.leftbar-menu-item > a:hover, .leftbar-menu-item.current > a{
    background-color: #f9f9f980;
}
 
/*站点概览分隔线颜色修改*/
.site-state-item{
    border-left: 1px solid #aaa;
}
.site-friend-links-title {
    border-top: 1px dotted #aaa;
}
#leftbar_tab_tools ul li {
    padding-top: 3px;
    padding-bottom: 3px;
    border-bottom:none;
}
html.darkmode #leftbar_tab_tools ul li {
    border-bottom:none;
}
 
/*左侧栏搜索框的颜色*/
button#leftbar_search_container {
    background-color: transparent;
}
 
/*========透明设置===========*/
 
/*白天卡片背景透明*/
.card{
    background-color:rgba(255, 255, 255, 0.8) !important;
    /*backdrop-filter:blur(6px);*//*毛玻璃效果主要属性*/
    -webkit-backdrop-filter:blur(6px);
}
 
/*小工具栏背景完全透明*/
/*小工具栏是card的子元素，如果用同一个透明度会叠加变色，故改为完全透明*/
.card .widget,.darkmode .card .widget,#post_content > div > div > div.argon-timeline-card.card.bg-gradient-secondary.archive-timeline-title{
    background-color:#ffffff00 !important;
    backdrop-filter:none;
    -webkit-backdrop-filter:none;
}
.emotion-keyboard,#fabtn_blog_settings_popup{
    background-color:rgba(255, 255, 255, 0.95) !important;
}
 
/*分类卡片透明*/
.bg-gradient-secondary{
    background:rgba(255, 255, 255, 0.1) !important;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter:blur(10px);
}
 
/*夜间透明*/
html.darkmode.bg-white,html.darkmode .card,html.darkmode #footer{
    background:rgba(66, 66, 66, 0.9) !important;
}
html.darkmode #fabtn_blog_settings_popup{
    background:rgba(66, 66, 66, 0.95) !important;
}
 
/*标签背景
.post-meta-detail-tag {
    background:rgba(255, 255, 255, 0.5)!important;
}*/
 
 
/*========排版设置===========*/
 
/*左侧栏层级置于上层*/
#leftbar_part1 {
    z-index: 1;
}
 
/*分类卡片文本居中*/
#content > div.page-information-card-container > div > div{
    text-align:center;
}
 
/*子菜单对齐及样式调整*/
.dropdown-menu .dropdown-item>i{
    width: 10px;
}
.dropdown-menu>a {
    color:var(--themecolor);
}
.dropdown-menu{
    min-width:max-content;
}
.dropdown-menu .dropdown-item {
    padding: .5rem 1.5rem 0.5rem 1rem;
}
.leftbar-menu-subitem{
    min-width:max-content;
}
.leftbar-menu-subitem .leftbar-menu-item>a{
    padding: 0rem 1.5rem 0rem 1rem;
}
 
/*左侧栏边距修改*/
.tab-content{
    padding:10px 0px 0px 0px !important;
}
.site-author-links{
    padding:0px 0px 0px 10px ;
}
/*目录位置偏移修改*/
#leftbar_catalog{
    margin-left: 0px;
}
/*目录条目边距修改*/
#leftbar_catalog .index-link{
    padding: 4px 4px 4px 4px;
}
/*左侧栏小工具栏字体缩小*/
#leftbar_tab_tools{
    font-size: 14px;
}
 
/*正文图片边距修改*/
article figure {margin:0;}
/*正文图片居中显示*/
.fancybox-wrapper {
    margin: auto;
}
/*正文表格样式修改*/
article table > tbody > tr > td,
article table > tbody > tr > th,
article table > tfoot > tr > td,
article table > tfoot > tr > th,
article table > thead > tr > td,
article table > thead > tr > th{
    padding: 8px 10px;
    border: 1px solid;
}
/*表格居中样式*/
.wp-block-table.aligncenter{margin:10px auto;}
 
/*回顶图标放大*/
button#fabtn_back_to_top, button#fabtn_go_to_comment, button#fabtn_toggle_blog_settings_popup, button#fabtn_toggle_sides, button#fabtn_open_sidebar{
    font-size: 1.2rem;
}
 
/*顶栏菜单放大*/
/*这里也可以设置刚刚我们设置的btfFont字体。试试看！*/
 
.navbar-nav .nav-link {
    font-size: 1rem;
    font-family: 'echo';
			
}
.navbar-brand {
	font-family: 'echo';
    font-size: 1.2rem;
    margin-right: 1.0 rem;
    padding-bottom: 0.2 rem;
	
	-webkit-text-fill-color: transparent;        
background: linear-gradient(94.75deg,rgb(60, 172, 247) 0%,rgb(131, 101, 253) 43.66%,                rgb(255, 141, 112) 64.23%,rgb(247, 201, 102) 83.76%,rgb(172, 143, 100) 100%);        
-webkit-background-clip: text;
}
 
/*菜单大小*/
.nav-link-inner--text {
    font-size: 1.25em;
}
.navbar-nav .nav-item {
    margin-right:0;
}
.mr-lg-5, .mx-lg-5 {
    margin-right:1rem !important;
}
.navbar-toggler-icon {
    width: 1.8rem;
    height: 1.8rem;
}
/*菜单间距*/
.navbar-expand-lg .navbar-nav .nav-link {
    padding-right: 1.4em;
    padding-left: 1.4em;
}
 
/*隐藏wp-SEO插件带来的线条阴影（不一定要装）*/
*[style='position: relative; z-index: 99998;'] {
    display: true;
}
 
/* Github卡片样式*/
.github-info-card-header a {
    /*Github卡片抬头颜色*/
    color: black !important;
    font-size: 1.5rem;
}
.github-info-card {
    /*Github卡片文字（非链接）*/
    font-size: 1rem;
    color: black !important;
}
.github-info-card.github-info-card-full.card.shadow-sm {
    /*Github卡片背景色*/
    background-color: rgba(var(--themecolor-rgbstr), 0.1) !important;
}
 
/*      左侧栏外观CSS     */
 
/* 头像 */
#leftbar_overview_author_image {
    width: 100px;
    height: 100px;
    margin: auto;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    background-color: rgba(21, 20, 20, 0.1);
    overflow: hidden;
    transition: transform 0.3s ease;
}
 
/*  头像亮暗  */
#leftbar_overview_author_image:hover {
	transform: scale(1.23);
	filter: brightness(150%);
}
 
/* 名称 */
#leftbar_overview_author_name {
  	margin-top: 15px;
	font-size: 18px;align-content;
	color:#00FFFF;
}
 
/* 简介 */
#leftbar_overview_author_description {
    font-size: 14px;
    margin-top: -4px;
    opacity: 0.8;
	color:#c21f30;
}
 
/* 标题，链接等 */
a, .btn-neutral {
    color:#AF7AC5 ;
	
}
 
/* 页脚透明 */
#footer {
    background: var(--themecolor-gradient);
    color: #fff;
    width: 100%;
    float: right;
    margin-bottom: 25px;
    text-align: center;
    padding: 25px 20px;
    line-height: 1.8;
    transition: none;
    opacity: 0.6;
}
<script>
  function hexToRgb(hex,op){
    let str = hex.slice(1);
    let arr;
    if (str.length === 3) arr = str.split('').map(d => parseInt(d.repeat(2), 16));
    else arr = [parseInt(str.slice(0, 2), 16), parseInt(str.slice(2, 4), 16), parseInt(str.slice(4, 6), 16)];
    return  `rgb(${arr.join(', ')}, ${op})`;
};
 
  let themeColorHex = getComputedStyle(document.documentElement).getPropertyValue('--themecolor').trim();
  let op1 = 0.6
  let themeColorRgb = hexToRgb(themeColorHex,op1);
  let themecolorGradient = getComputedStyle(document.documentElement).getPropertyValue('--themecolor-gradient')*
  document.documentElement.style.setProperty('--themecolor-gradient',themeColorRgb)
 
  let op2 = 0.8
  // 方法一：
  let colorTint92 = getComputedStyle(document.documentElement).getPropertyValue('--color-tint-92').trim();
  colorTint92 += ', '+op2;
  document.documentElement.style.setProperty('--color-tint-92',colorTint92)
  // 方法二：（无效）
  // let colorForegroundHex = getComputedStyle(document.documentElement).getPropertyValue('--color-foreground').trim();
  // let colorForeground = hexToRgb(colorForegroundHex,op2)
  // 无效的原因是博客里的--color-fpreground是局部变量，不是:root里的全局变量，所以最好的办法是修改--color-tint-92，这个是全局的
  // document.documentElement.style.setPrope。rty('--color-fpreground',colorForeground)
   // 不要用下面这种cssText这种写法，会导致上面--themecolor-gradient的样式修改失效！
   // document.documentElement.style.cssText = '--color-tint-92:'+colorTint92
  
  let op3 = 0.65
  let colorShade90 = getComputedStyle(document.documentElement).getPropertyValue('--color-shade-90').trim();
  colorShade90 += ', ' + op3;
  document.documentElement.style.setProperty('--color-shade-90',colorShade90)
 
  let op4 = 0.8
  let colorShade86 = getComputedStyle(document.documentElement).getPropertyValue('--color-shade-86').trim();
  colorShade86 += ', ' + op4;
  document.documentElement.style.setProperty('--color-shade-86',colorShade86)
</script>