* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background: rgba(21, 25, 26);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.main {
  display: flex;
  align-items: center;
  justify-content: center;
}
.utilities {
  width: 100vw;
  padding: 1rem;
  color: white;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  margin: 1rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.title {
  font-family: "Cookie", cursive;
  letter-spacing: 5px;
  font-size: 1.5rem;
  text-shadow: 0 0 30px white;
}
.circle {
  display: flex;
  margin: 1rem;
  border-radius: 50%;
  height: 50px;
  width: 50px;
  background: rgba(0, 0, 0, 0.3);
  position: relative;
  transition: 1s all ease;
}

.circle:before {
  position: absolute;
  content: "";
  height: 15px;
  width: 15px;
  left: 17.5px;
  top: -15px;
  margin: 0;
  padding: 0;
  display: block;
  background: rgb(68, 53, 73);
  border-radius: 2px;
  display: inline-block;
  border-bottom: 2px solid rgb(97, 81, 107);
}

.circle:after {
  position: absolute;
  content: "";
  top: -20px;
  left: 30px;
  position: absolute;
  width: 70px;
  height: 18.6666666667px;
  border-bottom: solid #222 2px;
  border-radius: 50%;
}

.circle:last-child::after {
  content: "";
  position: absolute;
  border: none;
}
.red {
  background-color: #c0392b;
  animation: glow-1 1s infinite;
}

.yellow {
  background-color: #f1c40f;
  animation: glow-2 1s infinite;
}

.blue {
  background-color: #64fcfe;
  animation: glow-3 1s infinite;
}

.green {
  background-color: #2ecc71;
  animation: glow-4 1s infinite;
}

@keyframes glow-1 {
  0%,
  100% {
    box-shadow: 0 0 20px 5px #c0392b;
  }
  50% {
    box-shadow: none;
  }
}

@keyframes glow-2 {
  0%,
  100% {
    box-shadow: none;
  }
  50% {
    box-shadow: 0 0 20px 5px #f1c40f;
  }
}

@keyframes glow-3 {
  0%,
  100% {
    box-shadow: 0 0 20px 5px #74f7e1;
  }
  50% {
    box-shadow: none;
  }
}

@keyframes glow-4 {
  0%,
  100% {
    box-shadow: none;
  }
  50% {
    box-shadow: 0 0 20px 5px #2ecc71;
  }
}

@-webkit-keyframes main-glow {
  0%,
  100% {
    text-shadow: 0 0 10px #fff, 0 0 20px #fff, 0 0 30px #e60073,
      0 0 40px #e60073, 0 0 50px #c0392b, 0 0 60px #c0392b, 0 0 70px #c0392b;
  }
  25% {
    text-shadow: 0 0 20px #fff, 0 0 30px #f1c40f, 0 0 40px #ff4da6,
      0 0 50px #f1c40f, 0 0 60px #f1c40f, 0 0 70px #f1c40f, 0 0 80px #ff4da6;
  }
  50% {
    text-shadow: 0 0 20px #fff, 0 0 30px #74f7e1, 0 0 40px #74f7e1,
      0 0 50px #74f7e1, 0 0 60px #74f7e1, 0 0 70px #74f7e1, 0 0 80px #74f7e1;
  }
  75% {
    text-shadow: 0 0 20px #fff, 0 0 30px #2ecc71, 0 0 40px #2ecc71,
      0 0 50px #2ecc71, 0 0 60px #2ecc71, 0 0 70px #2ecc71, 0 0 80px #2ecc71;
  }
}

.t {
  color: #7fffd4;
}
.l {
  color: #441958;
}
.c {
  color: #6895b3;
}
.r {
  color: #4169e1;
  animation: glow-1 1s ease-in-out;
}
.a {
  color: #68b394;
}
.g {
  color: #c74444;
}
button {
  margin: 1rem;
  color: white;
  /* padding: 15px; */
  height: 50px;
  width: 50px;
  border-radius: 25px;
  outline: none;
  border: 2px solid red;
  background: transparent;
}
button:hover,
button:active {
  cursor: pointer;
  outline: none;
  transition: 0.5s ease;
}
#play {
  border: 2px solid #2ecc71;
}
#play:hover {
  background: #2ecc71;
}
#stop {
  border: 2px solid #df2007;
}
#stop:hover {
  background: #df2007;
}