* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
  font-family: "Courier New", Courier, monospace;
}
body {
  background-color: #00c9a7;
  color: #4b4453;
}
.title {
  text-align: center;
  margin-top: 90px;
  font-size: 55px;
  text-transform: uppercase;
  text-decoration-line: underline;
  text-underline-offset: 8px;
  text-decoration-thickness: 2px;
  letter-spacing: 4px;
  font-weight: 500;
}
.timer {
  position: absolute;
  top: 40%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 75px;
}
button {
  outline: none;
  border: none;
  box-shadow: 0 0 15px rgba(0, 0, 0, 0.5);
  border-radius: 10px;
  width: 100px;
  color: #4b4453;
  cursor: pointer;
  margin: 10px;
  font-size: 24px;
  padding: 10px;
  background: transparent;
}
button:hover {
  box-shadow: 0 0 15px white;
}
.pause,
.reset {
  display: none;
}
#buttons {
  position: absolute;
  top: 55%;
  left: 50%;
  transform: translate(-50%, -50%);
}
#buttons li {
  display: inline;
}

@media only screen and (max-width: 380px) {
  .title {
    font-size: 45px;
    letter-spacing: 1px;
  }
  .timer {
    font-size: 65px;
  }
  ul {
    display: flex;
    justify-content: center;
  }
  button:hover {
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.5);
  }
}