dl.citation > dt.label {
    width: 100%;
}

dl.citation span.brackets {
    padding-right: .8em;
}

a.copybtn {
    position: absolute;
    top: 12px;
    right: 24px;
    width: 1.2em;
    height: 1.2em;
    padding: 0 0 0 10px;
    opacity: .4;
    transition: opacity 0.5s;
    background-color: rgba(0, 0, 0, 0.02);
}

div.highlight  {
    position: relative;
}

.highlight:hover .copybtn {
	opacity: 1;
}

.o-tooltip--left {
    position: relative;
}

.o-tooltip--left:after {
    opacity: 0;
    visibility: hidden;
    position: absolute;
    content: attr(data-tooltip);
    padding: 2px 10px;
    top: -2px;
    left: 0;
    background: #666;
    font-size: 1rem;
    color: white;
    white-space: nowrap;
    z-index: 2;
    border-radius: 2px;
    transform: translateX(-102%) translateY(0);
    transition: opacity 0.2s cubic-bezier(0.64, 0.09, 0.08, 1), transform 0.2s cubic-bezier(0.64, 0.09, 0.08, 1);
}

.o-tooltip--left:hover:after {
    display: block;
    opacity: 1;
    visibility: visible;
    transform: translateX(-100%) translateY(0);
    transition: opacity 0.2s cubic-bezier(0.64, 0.09, 0.08, 1), transform 0.2s cubic-bezier(0.64, 0.09, 0.08, 1);
}

pre.output {
  max-height: 400px;
  overflow-y: scroll;
}
div[class^="output"] {
    margin-bottom: 1em;
}

div.mdl-tabs__tab-bar { justify-content: left; }

.mdl-tabs .mdl-tabs__tab {
    font-size: 13px;
    height: 32px;
    line-height: 32px;
    border-radius: 4px 4px 0 0;
    letter-spacing: .5px;
}

.mdl-tabs .mdl-tabs__tab-bar {
    height: 32px;
}

.mdl-tabs .mdl-tabs__tab-bar.text {
    margin-bottom: .5em;
}

.mdl-tabs .mdl-tabs__tab-bar.code {
    margin-bottom: -1em;
}

.mdl-tabs__tab.is-active {
    background: rgb(0,0,0,.09);
}
.globaltoc ul:first-of-type li.toctree-l1 .link-wrapper>a {
    padding-left: 18px;
}

/* The theme stretches the wordmark across the whole drawer with no padding,
   which crops the mark against the left edge and lets it dominate the
   sidebar. Sizing by height keeps it clear of both edges whatever the drawer
   width turns out to be. */
.mdl-layout__drawer>.mdl-layout-title .title>img.logo {
    width: auto;
    height: 40px;
    margin: 14px 0 12px 16px;
}

/* Optional dark reading theme. The default appearance remains unchanged. */
#d2l-theme-toggle {
    margin-left: 8px;
    color: #eaf4ff !important;
    opacity: 1 !important;
}

#d2l-theme-toggle .material-icons {
    font-size: 21px;
    color: #eaf4ff !important;
}

html[data-theme="dark"] {
    color-scheme: dark;
}

html[data-theme="dark"] body,
html[data-theme="dark"] .mdl-layout__content {
    background: #121417;
    color: #d8dee9;
}

html[data-theme="dark"] .mdl-layout__header,
html[data-theme="dark"] .mdl-layout__drawer,
html[data-theme="dark"] .mdl-layout__drawer-button {
    background: #1b1f24;
    color: #f1f3f5;
}

html[data-theme="dark"] .mdl-layout__drawer {
    border-right-color: #343a40;
}

html[data-theme="dark"] .mdl-layout__drawer .mdl-navigation__link,
html[data-theme="dark"] .mdl-layout__drawer .mdl-navigation__link:hover {
    color: #d8dee9;
}

html[data-theme="dark"] a,
html[data-theme="dark"] .mdl-tabs__tab,
html[data-theme="dark"] .mdl-button {
    color: #8ec8ff;
}

html[data-theme="dark"] h1,
html[data-theme="dark"] h2,
html[data-theme="dark"] h3,
html[data-theme="dark"] h4,
html[data-theme="dark"] h5,
html[data-theme="dark"] h6,
html[data-theme="dark"] strong,
html[data-theme="dark"] th {
    color: #f1f3f5;
}

html[data-theme="dark"] .mdl-card,
html[data-theme="dark"] table,
html[data-theme="dark"] th,
html[data-theme="dark"] td,
html[data-theme="dark"] blockquote,
html[data-theme="dark"] .admonition {
    background: #1b1f24;
    border-color: #3a424c;
}

html[data-theme="dark"] .highlight,
html[data-theme="dark"] pre,
html[data-theme="dark"] code {
    background: #1b1f24;
    color: #e6edf3;
}

html[data-theme="dark"] .highlight pre {
    border-color: #343a40;
    color: #e6edf3 !important;
}

/* Pygments' default palette assumes a light code background. */
html[data-theme="dark"] .highlight .n,
html[data-theme="dark"] .highlight .p,
html[data-theme="dark"] .highlight .w,
html[data-theme="dark"] .highlight .x { color: #e6edf3; }
html[data-theme="dark"] .highlight .k,
html[data-theme="dark"] .highlight .kc,
html[data-theme="dark"] .highlight .kd,
html[data-theme="dark"] .highlight .kn,
html[data-theme="dark"] .highlight .kp,
html[data-theme="dark"] .highlight .kr,
html[data-theme="dark"] .highlight .ow { color: #ff7b72; }
html[data-theme="dark"] .highlight .o { color: #79c0ff; }
html[data-theme="dark"] .highlight .c,
html[data-theme="dark"] .highlight .ch,
html[data-theme="dark"] .highlight .cm,
html[data-theme="dark"] .highlight .cp,
html[data-theme="dark"] .highlight .cpf,
html[data-theme="dark"] .highlight .c1,
html[data-theme="dark"] .highlight .cs { color: #8b949e; }
html[data-theme="dark"] .highlight .s,
html[data-theme="dark"] .highlight .sa,
html[data-theme="dark"] .highlight .sb,
html[data-theme="dark"] .highlight .sc,
html[data-theme="dark"] .highlight .dl,
html[data-theme="dark"] .highlight .sd,
html[data-theme="dark"] .highlight .s2,
html[data-theme="dark"] .highlight .se,
html[data-theme="dark"] .highlight .sh,
html[data-theme="dark"] .highlight .si,
html[data-theme="dark"] .highlight .s1,
html[data-theme="dark"] .highlight .ss { color: #a5d6ff; }
html[data-theme="dark"] .highlight .m,
html[data-theme="dark"] .highlight .mb,
html[data-theme="dark"] .highlight .mf,
html[data-theme="dark"] .highlight .mh,
html[data-theme="dark"] .highlight .mi,
html[data-theme="dark"] .highlight .mo,
html[data-theme="dark"] .highlight .il { color: #79c0ff; }
html[data-theme="dark"] .highlight .nf,
html[data-theme="dark"] .highlight .fm { color: #d2a8ff; }
html[data-theme="dark"] .highlight .nb,
html[data-theme="dark"] .highlight .bp,
html[data-theme="dark"] .highlight .nc,
html[data-theme="dark"] .highlight .kt { color: #ffa657; }
html[data-theme="dark"] .highlight .na,
html[data-theme="dark"] .highlight .nv,
html[data-theme="dark"] .highlight .vc,
html[data-theme="dark"] .highlight .vg,
html[data-theme="dark"] .highlight .vi,
html[data-theme="dark"] .highlight .vm { color: #79c0ff; }

/* Most technical diagrams are SVGs with black labels/arrows on transparent
   backgrounds. Shift their palette for contrast while leaving photos alone. */
html[data-theme="dark"] img[src$=".svg"] {
    filter: invert(.88) hue-rotate(180deg) saturate(.9);
}

html[data-theme="dark"] input,
html[data-theme="dark"] textarea {
    background: #252a31;
    color: #f1f3f5;
    border-color: #4a535e;
}

html[data-theme="dark"] .mdl-tabs__tab-bar {
    border-bottom-color: #3a424c;
}

html[data-theme="dark"] .mdl-tabs__tab.is-active {
    background: rgba(255, 255, 255, .12);
}

html[data-theme="dark"] img:not([src*="logo"]):not([src*="favicon"]) {
    /* Keep diagrams and photos legible without inverting their meaning. */
}