styles.css

body {
  padding: 0%;
  margin: 0%;
  background-color: bisque;
  height: 100vh;
  width: 100vw;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  font-family: "Courier New", monospace;
}

main {
  display: flex;
  align-items: center;
  justify-content: center;
}

button {
  height: 6rem;
  width: 6rem;
  border-radius: 50%;
  font-size: 1rem;
  font-weight: 600;
  border-style: none;
  margin: 0.5rem;
}

input[type="range"] {
  appearance: slider-vertical;
  width: 8px;
  height: 175px;
  padding: 0 5px;
  background-color: firebrick;

  /* removing default appearance */
  -webkit-appearance: none;
  appearance: none;
  /* creating a custom design */
  width: 100%;
  cursor: pointer;
  outline: none;

    /*  styling the track  */
    height: 15px;
    background: #ccc;
    border-radius: 16px;

}

/* Thumb: webkit */
input[type="range"]::-webkit-slider-thumb {
  /* removing default appearance */
  -webkit-appearance: none;
  appearance: none;
  /* creating a custom design */
  height: 15px;
  width: 15px;
  background-color: #fff;
  border-radius: 50%;
  border: 2px solid rgb(240, 80, 0);
}

.mode-container,
.selection-container,
.grid-size-slider {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 2rem;
}

.grid-parent {
  display: flex;
  flex-wrap: wrap;
  border: 48px solid red;
  border-radius: 2%;
  background-color: lightgray;
  width: 500px;
  height: 500px;
}

.mode-default, .btn-reset:active {
  background-color: yellow;
}

/* Footer section */

footer {
  padding-top: 1rem;
}

.github-logo{
height: auto;
width: 1.2rem;
}