$transition-default: 0.3s ease !default;
$transition-quick: 0.15s ease !default;

// none, simple, smooth, sharp
$style: none !default;

// none, indent
$tree-nesting: none !default;
$tree-indent: 1em !default;
$tree-border: 0.1em !default;
$tree-spacing: 0.5em !default;
$tree-icon: '\2794' !default;
$tree-blur: 0.25em !default;

$font-family: sans-serif !default;
$font-size: 16px !default;
$font-lineheight: 1.2 !default;

$shadow-text-offset: 0.1em !default;
$shadow-inset-offset: 0.18em !default;

$color-text: white !default;
$color-shadow: black !default;
$color-head: black !default;
$color-plane: white !default;
$color-background: black !default;
$color-gradient: #ee7752, #e73c7e, #23a6d5, #23d5ab !default;

$opacity-shadowtext: 0.2 !default;
$opacity-head: 0.1 !default;
$opacity-shadowhead: 0.2 !default;
$opacity-plane: 0.1 !default;
$opacity-shadowplane: 0.1 !default;

$clock-opacity: 0.3 !default;
$clock-font: monospace !default;
$clock-size: 3em !default;
$clock-spacing: 2em !default;

// none, gradient, gradient-animated, image
$background-style: gradient !default;
$background-angle: -45deg !default;
$background-timing: 60s !default;