blog/_sass/yat/_dark.scss

$dark-background-color:       #0e0e0e !default;

html[data-theme="dark"]  {

  &[data-scroll-status='top'] {
    .site-footer-inner {
      border-top: solid 1px #2f2f2f !important;
      transition: 0s;
    }
  }

  body {
    color: #bbb;
    background-color: $dark-background-color;
  }

  *:not(pre) > code {
    background-color: #545454;
  }

  table {
    color: #9d9d9d;

    th {
      background-color: #000;
    }

    tr:nth-child(even) {
      background-color: #111;
    }
  }

  .site-header {
    background-color: #090909;

    .site-brand {
      .site-brand-inner {
        &, &:visited {
          color: #f8f8f8;
        }
      }
    }

    .site-nav .page-link {
      color: #f8f8f8;
    }

    .ct-language-dropdown {
      color: #f8f8f8;
      background-color: $dark-background-color;
    }

    .ct-language-selected, .ct-language-dropdown li:hover {
      background-color: #222 !important;
    }
  }

  .site-footer {
    color: #fff;
    background-color: #000;
  }

  .left-vsplit:before {
    background-color: #9a9a9a;
  }

  .page-banner {
    .page-banner-img {
      & > *:first-child {
        opacity: 0.8;
      }
    }
  }

  .pagination {
    .post-link {
      color: #bbb;
    }

    .post-title {
      a:visited:after {
        background-color: $dark-background-color;
      }

      a:after {
        color: $dark-background-color;
      }
    }

    .post-list {
      & > li:not(:last-child) {
        border-bottom: 1px solid #545454;
      }
    }

    .post-tags .post-tag:hover {
      color: #d7d7d7;
    }
  }

  .page-segments {
    li {
      a {
        color: #ddd;
      }

      a:visited:after {
        background-color: $dark-background-color;
      }

      a:after {
        color: $dark-background-color;
      }
    }
  }

  .post .post-content {
    img:not([raw]) {
      background-color: #ffffff33;
    }
  }

  .post-related {
    & > *:first-child {
      color: #d7d7d7;
    }

    a:visited:after {
      background-color: $dark-background-color;
    }

    a:after {
      color: $dark-background-color;
    }

    a:hover {
      color: #aaa;
    }
  }

  .common-list {
    li {
      border-bottom: solid 1px #40404088;

      a {
        color: #aaa;
      }

      a:hover {
        background-color: #272727;
      }

      span {
        background-color: #333;
      }
    }
  }

  .post-menu {
    .post-menu-title {
      color: #ddd;
    }

    .post-menu-content {
      ul {
        border-left: 1px solid #787878;

        .active {
          background-color: #2d2d2d;
          border-left: 2px solid #aaa;
        }

        a {
          color: #bbb;
        }

        a:hover {
          color: #fff !important;
        }
      }
    }
  }
}