:root {
  --primary-dark: #333;
  --primary-light: #ededed;
  --secondary-light: #fafafa;
}

* {
  box-sizing: border-box;
  padding: 0;
  margin: 0;
}

body {
  display: flex;
  flex-direction: column;
  align-items: center;
  font-family: "Roboto", sans-serif;
  background-color: var(--primary-light);
  height: 100vh;
  user-select: none;
}

/*---HEADER---*/
.header {
  background-color: var(--primary-light);
}

#title {
  text-align: center;
  padding: 48px;
  font-size: 72px;
  color: var(--primary-dark);
}

/*---FOOOTER---*/

footer {
  margin-top: auto;
  margin-bottom: 24px;
}

#copyright {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary-dark);
  text-decoration-line: none;
  letter-spacing: 0.5px;
}

.fa-github {
  margin-left: 4px;
  color: var(--primary-dark);
  font-size: 24px;
  transition: transform 0.4s ease-in-out;
}

.fa-github:hover {
  transform: rotate(360deg) scale(1.2);
}

/*---Main Content---*/
.content {
  display: flex;
  justify-content: center;
}

/*---Sidebar---*/
.sidebar {
  width: 120px;
  height: 600px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin: 0 48px;
  padding: 12px 0;
}

.color-container {
  display: flex;
  gap: 12px;
}

.color-picker {
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  width: 54px;
  height: 40px;
  box-shadow: 4px 4px 8px var(--primary-dark);
  border-radius: 8px;
  background-color: transparent;
  border: none;
}
::-webkit-color-swatch-wrapper {
  padding: 0;
}
::-webkit-color-swatch {
  border-radius: 6px;
  border: none;
}

::-moz-color-swatch {
  border-radius: 6px;
  border: none;
}

.color-picker:hover {
  transition: 0.07;
  scale: 1.1;
}

.active-color {
  transition: 0.07s;
  scale: 1.1;
}

input[type="range"] {
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
}

::-webkit-slider-runnable-track {
  height: 16px;
  border: 2px solid var(--primary-dark);
  border-radius: 25px;
  background: var(--secondary-light);
}

::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 24px;
  height: 24px;
  border-radius: 12px;
  margin-top: -6px;
  background: var(--primary-dark);
}

::-moz-range-track {
  width: 100px;
  border-radius: 25px;
  color: var(--secondary-light);
}

::-moz-track {
  height: 12px;
  width: 100px;
  border: 2px solid var(--primary-dark);
  border-radius: 25px;
}

::-moz-range-thumb {
  width: 24px;
  height: 24px;
  border: none;
  border-radius: 20px;
  margin-top: -6px;
  background: var(--primary-dark);
}

#current-size {
  text-align: center;
}

button {
  width: 120px;
  height: 40px;
  font-size: 16px;
  font-weight: 600;
  color: var(--primary-dark);
  background-color: var(--primary-light);
  border: solid 2px var(--primary-dark);
  border-radius: 6px;
}

button:hover {
  transition: 0.07s;
  scale: 1.1;
}

#help {
  flex: none;
  width: 40px;
  height: 40px;
  margin-top: auto;
  border-width: 3px;
  border-radius: 20px;

  font-weight: bolder;
  font-size: 18px;
}

#help:hover {
  scale: 1.15;
}

.active {
  transition: 0.07s;
  scale: 1.08;
  color: var(--secondary-light);
  background-color: var(--primary-dark);
}

/*---Grid---*/

.grid {
  display: flex;
  flex-wrap: wrap;

  width: 600px;
  height: 600px;

  box-shadow: 12px 18px 48px rgb(100, 100, 100);
}

.invert {
  filter: invert(1);
}

.box {
  flex: auto;
  background-color: var(--secondary-light);
}

.box:hover {
  scale: 1.15;
  box-shadow: 4px 4px 8px var(--primary-dark);
  border-radius: 4px;

  cursor: crosshair;
}

.grid-lines {
  border: solid 1px rgb(80, 80, 80);
}