style.css

@import url("https://fonts.googleapis.com/css?family=Poppins&display=swap");
* {
  margin: 0px;
  padding: 0px;
  box-sizing: border-box;
  font-family: "Poppins", sans-serif;
  user-select: none;
}
body {
  min-height: 98vh;
  background: #f8efba;
}
.clear-instruction {
  border: 2px solid black;
  width: 170px;
  margin: 10px 0 0 10px;
  z-index: 1;
  padding-left: 5px;
}
.drawing {
  position: absolute;
  border-radius: 50%;
  z-index: -1;
}
.shape {
  position: absolute;
  z-index: -1;
  border: 5px solid black;
}
.color-pallette,
.thickness,
.shapes {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-around;
  align-items: center;
  height: 100px;
  width: 170px;
  margin: 10px 0 0 10px;
  border: 2px solid black;
}
.color-pallette .red,
.color-pallette .green,
.color-pallette .blue,
.color-pallette .greenblue,
.color-pallette .black,
.color-pallette .purple {
  height: 40%;
  width: 30%;
  cursor: pointer;
  border-radius: 10px;
}
.color-pallette .red {
  background: #ed553b;
}
.color-pallette .green {
  background: #4ca26c;
}
.color-pallette .blue {
  background: #163f5f;
}
.color-pallette .greenblue {
  background: #58b19f;
}
.color-pallette .black {
  background: black;
}
.color-pallette .purple {
  background: #8f62e4;
}
.thickness,
.shapes {
  height: 40px;
}
.shapes {
  width: 70px;
}
.thickness .extra-small,
.thickness .small,
.thickness .medium,
.thickness .large {
  background: black;
  border-radius: 50%;
  cursor: pointer;
}
.thickness .extra-small {
  height: 30%;
  width: 7%;
}
.thickness .small {
  height: 40%;
  width: 10%;
}

.thickness .medium {
  height: 55%;
  width: 15%;
}

.thickness .large {
  height: 75%;
  width: 20%;
}
.eraser {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 40px;
  width: 40px;
  border: 2px solid black;
  margin: 10px 0 0 10px;
  user-select: none;
  cursor: pointer;
}
.eraser i {
  font-size: 25px;
}
.rectangle {
  height: 50%;
  width: 50%;
  border: 4px solid black;
  cursor: pointer;
}
.fill {
  cursor: pointer;
}