/** variables **/
  :root {
    --font: system-ui, Arial, Helvetica, sans-serif, monospace, system;
    --grey: silver;
    --silver: silver;
    --mediumgrey: lightgrey;
    --lightgrey: #e6e9ec;
    --verylightgrey: #eee;
    --black: black;
    --white: white;
    --theme: snow;
    --neon: rgb(205,225,75);
    --ngreen: rgb(18,227,58);
    --nblue: rgb(85,222,246);
    --back: rgb(15,95,212);
  }

  :root.neon {
    --black: var(--back);
    --theme: var(--back);
    --white: var(--nblue);
    --lightgrey: var(--back);
    --verylightgrey: var(--nblue);
    --grey: var(--nblue);
    --mediumgrey: var(--back);
  }

/* 3d GPU */
 :root {
  transform: translateZ(0);
 }

/* styles that dss cannot do **/
  ::selection {
    background: var(--grey);
    color: var(--white);
  }

  ::placeholder {
    color: var(--grey); 
  }

/* debug box styles */
  .debugBox, #debugBox {
    max-height: 5rem;
    overflow-y: scroll;
    background: lime;
    color: black;
    white-space: pre-wrap;
    max-width: 100%;
    font-family: monospace;
    font-size: 16px;
  }

/* lightweight styles */
  :root {
    font-family: var(--font);
    color: var(--black);
    background: var(--theme);
  }

  :root.neon {
    background: var(--back);
    color: var(--nblue);
  }

  :root.neon a, :root.neon :visited {
    color: var(--ngreen);
  }

  :root {
    background: var(--lightgrey);
  }

  nav.controls:not(.targets) {
    padding-bottom: 0.35rem;
  }

  nav button[class] {
    color: transparent;
    background-position: center !important;
    background-repeat: no-repeat !important;
  }

  a, a:link, a:visited, input, select, textarea, [contenteditable], button { 
    
  }

  :root.neon li.tab-selector.active *,
  :root.neon li.tab-selector:hover *,
  :root.neon form.url input {
    color: var(--back);
  }

  :root.neon input, :root.neon select, :root.neon textarea, :root.neon [contenteditable], 
  :root.neon button, :root.neon fieldset, :root.neon hr, :root.neon table, :root.neon th, :root.neon td {
  }

  nav form.url input {
    border-radius: 2rem;
    border: 0;
  }

  table {
    border-collapse: collapse;
  }

  ul, ol {
    margin: 0;
    padding: 0;
  }

  nav button {
    background: transparent;
    border: 0;
    min-width: 48px;
    box-sizing: border-box;
    border-radius: 2rem;
  }

  button:hover, button:active, button:focus {
    filter: opacity(0.5);
  }

  button.close {
    min-width: unset;
  }

  nav button, nav input, nav a {
    outline: none;
  }

/* legacy bundle styles */
  body[mode~="legacy-bundle"] main.voodoo {
    display: flex; 
    flex-wrap: wrap;
    align-content: flex-start;
  }

  body[mode~="legacy-bundle"] aside.bandwidth-indicator,
  body[mode~="legacy-bundle"] nav.controls.history,
  body[mode~="legacy-bundle"] nav.controls.url {
    display: inline-flex; 
    flex: 0 0 auto;
  }

  body[mode~="legacy-bundle"] nav.controls.url {
    flex-grow: 1; 
  }

  @media screen and (max-width: 555px) {
    body[mode~="legacy-bundle"] nav.controls.url {
      flex: 1 0 40%;
    }
  }


  body[mode~="legacy-bundle"] nav.controls.targets {
    order: -1;
  }

  body[mode~="legacy-bundle"] aside.bandwidth-indicator,
  body[mode~="legacy-bundle"] nav.controls.history,
  body[mode~="legacy-bundle"] nav.controls.url,
  body[mode~="legacy-bundle"] nav.controls.targets {
    max-height: 2rem;
  }

  body[mode~="legacy-bundle"] nav.controls.targets,
  body[mode~="legacy-bundle"] article.tab-viewport {
    width: 100%;
    flex-shrink: 0;
    flex-grow: 1;
    flex-basis: 100%;
  }

  body[mode~="legacy-bundle"] article.tab-viewport {
    height: calc(100vh - 4rem - 0.25rem); 
  }

/* viewport */
  :root, body {
    min-height: 100%;
  }