@import url("https://fonts.googleapis.com/css2?family=Inter:wght@100..900&display=swap");

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Inter", sans-serif;
}

body {
  background-color: #212121;
}

header {
  background-color: #292929;
  padding: 0 15px;
  height: 55px;
  display: flex;
  align-items: center;
  box-shadow: 0 2px rgba(0, 0, 0, 0.3);
  position: relative;
}

header > h1 {
  font-size: 1.3rem;
  font-weight: 700;
  color: #ebebeb;
}

main {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

aside {
  width: 100%;
  max-width: 270px;
  background-color: #2c2c2c;
  padding: 30px 20px 20px;
  min-height: calc(100dvh - 55px);
}

.canvas {
  width: 100%;
  max-width: 720px;
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.row {
  display: flex;
  gap: 2px;
}

.pixel {
  width: 100%;
  aspect-ratio: 1;
  background-color: #444;
  user-select: none;
}

.option-title {
  color: #ebebeb;
  font-size: 1rem;
  font-weight: 600;
  display: block;
}

.input-size {
  width: 100%;
  border: none;
  padding: 10px;
  border-radius: 4px;
  font-size: 0.85rem;
  font-weight: 700;
  color: #212121;
  outline: none;
  margin: 10px 0 20px;
}

.input-color {
  appearance: none;
  width: 42px;
  height: 45px;
  background: none;
  border: none;
  cursor: pointer;
  margin: 5px 0 15px;
}

.input-color::-moz-color-swatch {
  border-radius: 50px;
  border: 2px solid #ebebeb;
}

.input-color::-webkit-color-swatch {
  border-radius: 50px;
  border: 2px solid #ebebeb;
}

.used-colors {
  margin-top: 10px;
  display: flex;
  gap: 5px;
  flex-wrap: wrap;
}

.button-color {
  width: 40px;
  height: 40px;
  border: none;
  border-radius: 5px;
  cursor: pointer;
}

.button-save {
  width: 100%;
  border: none;
  padding: 10px;
  border-radius: 5px;
  font-weight: 600;
  font-size: 0.85rem;
  margin-top: 30px;
  background-color: #ebebeb;
  cursor: pointer;
}

.button-save:hover {
  background-color: #d5d4d4;
}

.resize {
  height: 720px;
  width: 2px;
  background-color: #444;
  margin-top: 20px;
  cursor: col-resize;
}