tetris.css

body {
  margin: 0;
  display: flex;
  flex-direction: column;
  background-color: black;
  color: white;
  align-items: center;
  font-family: sans-serif;
  background-image: url("https://venngage-wordpress.s3.amazonaws.com/uploads/2018/09/Colorful-Circle-Simple-Background-Image-1.jpg");
  background-repeat: no-repeat;
  background-size: cover;
}
.content {
  display: flex;
  /* color: #efef09; */
  justify-content: space-between;
}
.header {
  height: 20vh;
}
div {
  text-align: center;
  font-size: 15px;
}
.heading {
  display: flex;
  font-weight: bold;
  align-items: center;
  font-family: sans-serif;
}
.count {
  margin: 50px;
  font-size: 35px;
}
#score {
  font-size: 35px;
  display: inline-block;
  margin: 5px;
}
canvas {
  margin: 0;
  display: block;
}
#tetris {
  align-items: center;
}
.sidebar {
  width: 20vw;
}

.sidebar ul {
  text-align: left;
}

.sidebar ul li {
  margin-top: 5px;
}

.sidebar-container {
  display: flex;
  margin-left: 40px;
  flex-direction: column;
  justify-content: space-between;
}