html{
  height: 100%;
  width: 100%;
}

.container {
  text-align: center;
  padding: 64px;
}
/* Press the light bulb button using either a mouse or a keyboard, touch works too! to change the theme :) */

/* DEFAULTS */
/* ======================================================= */

body {
  --global-bg: hsl(222 4% 96%);
  --global-s: hsl(222 99% 46%);
  --global-l: hsl(222 22% 92%);
  --global-bs: transparent;
}

body.on {
  --global-bg: hsl(228 100% 4%);
  --global-s: hsl(254 100% 83%);
  --global-l: hsl(254 2% 18%);
  --global-bs: hsl(146 100% 84% / .06);
}

body {
  display: grid;
  place-content: center;
  min-height: 100vh;
  padding: 20px;
  box-sizing: border-box;
  margin: 0;
  background: var(--global-bg);
  transition: .3s linear;
}

/* BUTTON */
/* ======================================================= */
button {
  width: 200px;
  height: 200px;
  border-radius: 1000px;
  padding: 2rem;
  box-sizing: content-box;
  display: flex;
  justify-content: center;
  align-items: center;
  border: 2px solid var(--global-l);
  background: transparent;
  cursor: pointer;
  transition: .3s;
  margin: 0 auto;
}

button:focus {
  outline: 0;
  border-color: var(--global-s);
}

button:active {
  transform: scale(.92);
}

/* LIGHT BULB */
/* ======================================================= */
.light-bulb {
  --t-duration: .3s;
  --t-type: linear;
  pointer-events: none;
  transform: translateY(9px);
}

.upper {
  transform: translateY(-11px);
}

.circle {
  width: 56px;
  height: 54px;
  background: inherit;
  border: 2px solid var(--global-s);
  border-radius: 100px;
  position: relative;
  transition: var(--t-duration) var(--t-type);
  box-shadow: inset 0 8px 12px 2px var(--global-bs), 2px -4px 12px var(--global-bs);
}

.line-1 {
  width: 10px;
  height: 30px;
  border-bottom: 0;
  position: absolute;
  bottom: 0;
  left: 0;
  z-index: 2;
  background: var(--global-bg);
  transform: rotate(-30deg) translateX(-3px) translateY(50%);
  display: flex;
  justify-content: center;
  transition: var(--t-duration) var(--t-type);
}

.line-2 {
  width: 10px;
  height: 30px;
  border-bottom: 0;
  position: absolute;
  bottom: 0;
  right: 0;
  z-index: 2;
  background: var(--global-bg);
  transform: rotate(30deg) translateX(3px) translateY(50%);
  display: flex;
  justify-content: center;
  transition: var(--t-duration) var(--t-type);
}

.line-c {
  width: 0;
  height: inherit;
  border: 1px solid var(--global-s);
  transition: var(--t-duration) var(--t-type);
}

.circle-bottom {
  width: 40px;
  height: 40px;
  background: var(--global-l);
  border-radius: 100%;
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  transition: var(--t-duration) var(--t-type);
}

.lower {
  display: flex;
  justify-content: center;
  flex-direction: column;
  position: relative;
}

.lower-1 {
  align-self: center;
  width: 20px;
  height: 24px;
  border: 2px solid var(--global-s);
  border-radius: 0 0 0 4px;
  position: relative;
  display: flex;
  justify-content: space-evenly;
  flex-direction: column;
  transition: var(--t-duration) var(--t-type);
  box-shadow: 2px 0 4px var(--global-bs);
}

.lower-1::before {
  content: '';
  position: absolute;
  left: 2px;
  top: -2px;
  z-index: 2;
  width: 8px;
  height: 8px;
  border-radius: 50px 50px 0 0;
  background: var(--global-bg);
  transform: translate(-100%, -100%);
  transition: var(--t-duration) var(--t-type);
}

.lower-1::after {
  content: '';
  position: absolute;
  left: calc(100% - 6px);
  top: -4px;
  z-index: 2;
  width: 6px;
  height: 8px;
  background: var(--global-bg);
  transition: var(--t-duration) var(--t-type);
}

.lower-line {
  width: 50%;
  height: 2px;
  background: var(--global-s);
  transition: var(--t-duration) var(--t-type)
}

.lower-2 {
  align-self: center;
  transform: translateX(13px) translateY(-4px);
  transition: .3s linear;
}

.lower-2-lines {
  width: 2px;
  height: 40px;
  background: linear-gradient(to bottom,
      transparent,
      transparent 20%,
      var(--global-s) 20%,
      var(--global-s) 80%,
      transparent 80%);
  background-repeat: repeat-y;
  background-size: 2px 10px;
  transition: var(--t-duration) var(--t-type);
}

.lower-2-circle {
  width: 3px;
  height: 3px;
  border: 2px solid var(--global-s);
  border-radius: 10px;
  transform: translateX(-2px) translateY(2px);
  transition: var(--t-duration) var(--t-type)
}

.lower-2-inner {
  transform-origin: center top;
  animation: swing 4s infinite alternate linear;
}

@keyframes swing {

  50% {
    transform: rotate(-20deg)
  }

  100% {
    transform: rotate(20deg)
  }
}

/* ABS-PROFILES */
/* ======================================================= */
.abs-profiles {
  position: fixed;
  right: calc(20px + .6vw);
  bottom: calc(23px + .6vw);
  filter: saturate(0) brightness(1);
  opacity: .7;
}

.abs-profiles a {
  display: inline-block;
  margin-left: 10px;
}