* {
  box-sizing: border-box;
}

body {
  background-color: #2c3e50;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 90vh;
  height: 95vh;
  max-height: 100vh;
  margin: 0;
  font-family: Verdana, Geneva, Tahoma, sans-serif;
}

button {
  cursor: pointer;
  font-size: 14px;
  border-radius: 4px;
  padding: 5px 15px;
}

select {
  width: 200px;
  padding: 5px;
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  border-radius: 0;
  background-color: #a7c5e3;
}

select:focus,
button:focus {
  outline: 0;
}

.settings-btn {
  position: absolute;
  bottom: 20px;
  left: 30px;
  z-index: 6;
}

.settings {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  background-color: rgba(0, 0, 0, 0.3);
  color: white;
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.3s ease-in-out;
}

.settings.hide {
  opacity: 0;
}

.container {
  background-color: #34495e;
  padding: 30px 20px;
  border-radius: 15px;
  box-shadow: 0 3px 5px rgba(0, 0, 0, 0.3);
  color: white;
  position: relative;
  text-align: center;
  width: 500px;
}

h2 {
  background-color: rgba(0, 0, 0, 0.3);
  padding: 8px;
  border-radius: 4px;
  margin: 0 0 40px;
}

h1 {
  margin: 5px 0 0;
}

input {
  border: 0;
  border-radius: 4px;
  font-size: 14px;
  width: 300px;
  padding: 12px 20px;
  margin: 15px 0 0;
}

input::placeholder {
  text-align: center;
}

.score-container {
  position: absolute;
  top: 60px;
  right: 20px;
}

.time-container {
  position: absolute;
  top: 60px;
  left: 20px;
}

.end-game-container {
  background-color: inherit;
  display: none;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  position: absolute;
  border-radius: 15px;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.end-game-container #endBtns {
  display: flex;
}

.end-game-container button {
  margin: 0 15px;
}

.start-game-container {
  background-color: inherit;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 15px;
  flex-direction: column;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.start-game-container h1 {
  font-size: 1.5rem;
}
.start-game-container p {
  font-size: 0.75rem;
  margin: 10px 0;
}

.start-game-container ul {
  margin: 0;
}

.start-game-container li {
  font-size: 0.75rem;
  list-style-type: none;
  text-align: center;
}

@media (max-width: 500px) {
  select {
    width: 6em;
  }
}