style.css

* {
  padding: 0;
  margin: 0;
}

body {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  width: 100vw;
  background: #95afc0;
}

button {
  border: none;
  outline: none;
}
#initpage {
  position: absolute;
  /* display: none; */
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  width: 100vw;
  background: #95afc0;
}
.startgame {
  width: 7rem;
  height: 3rem;
  background: #f0932b;
}

.container {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  height: 30rem;
  width: 30rem;
  max-height: 480px;
  max-width: 480px;
}
.pause {
  float: right;
  margin: 1rem;

  width: 4rem;
  height: 2rem;
  font-size: 1rem;
}
.cell {
  width: 1rem;
  height: 1rem;
  border-top: solid 1px #777;
  border-left: solid 1px #777;
  background: #0a3d62;
  box-sizing: border-box;
}
.snake {
  background: rgb(239, 239, 239);
}
.food {
  background: red;
}

.score {
  font-size: 1.4rem;
  display: inline-block;
  margin: 1rem;
}
#endpage {
  display: none;
  font-size: 3rem;
  text-align: center;
}

.endScore {
  font-size: 3rem;
}
.endIsWin {
  color: red;
  font-size: 3rem;
}
.reStart {
  font-size: 2rem;
  width: 10rem;
  height: 4rem;
  background: #fab1a0;
}