org-theme/scss/partials/_codes.scss

.org-src-container {

    position: relative;
    overflow: visible;

    div.src-copy {
        font-family:Consolas,"Andale Mono WT","Andale Mono","Lucida Console","Lucida Sans Typewriter","DejaVu Sans Mono","Bitstream Vera Sans Mono","Liberation Mono","Nimbus Mono L",Monaco,"Courier New",Courier,monospace;
        font-size:10px;
        line-height:1.5;
        position: absolute;
        color: #808080;
        background-color: white;
        top: -8px;
        right: 10px;
        padding: 0px 4px;
        border: 1px solid #d0d0d0;
        z-index: 10;
        border-radius: 3px;
        cursor: pointer;
    }

    > pre {
        margin-top: 1.5em;
        position: relative;
        overflow: visible;
        border:1px solid #e1e4e5;
        background:#fff;
        display:block;
        font-family:Consolas,"Andale Mono WT","Andale Mono","Lucida Console","Lucida Sans Typewriter","DejaVu Sans Mono","Bitstream Vera Sans Mono","Liberation Mono","Nimbus Mono L",Monaco,"Courier New",Courier,monospace;
        font-size:12px;
        line-height:1.5;
        margin:1px 0px 24px 0px;
        padding:12px;
        white-space:pre;

        &.src:before {
            display: inline;
            position: absolute;
            color: #808080;
            background-color: white;
            top: -10px;
            left: 10px;
            padding: 0px 4px;
            border: 1px solid #d0d0d0;
            font-size: 80%;
        }

        &.src-emacs-lisp:before { content: 'Emacs Lisp'; }
        &.src-elisp:before { content: 'Emacs Lisp'; }
        &.src-sh:before { content: 'shell'; }
        &.src-bash:before { content: 'bash'; }
        &.src-org:before { content: 'Org mode'; }
        &.src-python:before { content: 'Python'; }
        &.src-matlab:before { content: 'Matlab'; }
    }
}


/* Results blocks */

pre {
    &.example {
        position: relative;
        background:#f3f6f6;
        border:1px solid #e1e4e5;
        color:#404040;
        font-size: 12px;
        line-height: 1.5;
        margin-bottom:24px;
        padding:12px;
        &:before {
            content: 'Result';
            display: inline;
            position: absolute;
            color: #808080;
            background-color: white;
            top: -10px;
            left: 10px;
            padding: 0px 4px;
            border: 1px solid #d0d0d0;
            font-size: 80%;
        }
    }
}

.org-type {
    color: #228b22;
}
.org-comment {
    color: #999988; font-style: italic;
}
.org-comment-delimiter {
    color: #999988; font-style: italic;
}
.org-string {
    color: #dd1144;
}
.org-matlab-cellbreak {
    text-decoration: underline;
    text-decoration-color: #999988;
}
.org-constant {
    color: #008b8b;
}
.org-variable-name {
    color: teal;
}