@media (max-width: 768px) {
  .app {
    flex-direction: column;
  }
  .time-select {
    width: 100%;
  }
  .player-container {
    background-color: #ff895d;
    width: 100%;
    font-size: 18px;
  }
  .play {
    height: 60px;
    width: 60px;
  }
  video {
    display: none;
  }
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
.app {
  height: 100vh;
  display: flex;
  justify-content: space-evenly;
  align-items: center;
  font-family: "Open Sans", sans-serif;
}
.time-select,
.sound-picker,
.player-container {
  height: 80%;
  display: flex;
  flex: 1;
  flex-direction: column;
  justify-content: space-evenly;
  align-items: center;
}
.player-container {
  position: relative;
}
.player-container svg {
  position: absolute;
  height: 50%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) rotate(-90deg);
  pointer-events: none;
}
.time-display {
  position: absolute;
  bottom: 10%;
  color: white;
  font-size: 50px;
}
video {
  position: fixed;
  top: 0%;
  left: 0%;
  width: 100%;
  z-index: -10;
}
.time-select button,
.sound-picker button {
  color: #d5eeff;
  width: 30%;
  height: 10%;
  background: none;
  border: 2px solid #005689;
  cursor: pointer;
  border-radius: 5px;
  transition: all 0.5s ease;
}
.time-select button {
  background-color: #007cb9;
  font-weight: bold;
  font-size: 18px;
  opacity: 90%;
  box-shadow: 1px 1px 1px #005689;
}
.time-select button:hover {
  background-color: #005689;
  opacity: 90%;
  border: 2px solid #005689;
}
.sound-picker button {
  border: none;
  height: 120px;
  width: 120px;
  border-radius: 50%;
  padding: 30px;
  box-shadow: 1px;
  box-shadow: 1px 1px 1px #005689;
}
.sound-picker button:nth-child(1) {
  background: #ff895d;
  border-radius: 50%;
  box-shadow: 1px 1px 1px #f5d547;
}
.sound-picker button:nth-child(1):hover {
  background: #f5d547;
  box-shadow: 1px 1px 1px #ff895d;
}
.sound-picker button:nth-child(2) {
  background: #007cb9;
  border-radius: 50%;
  box-shadow: 1px 1px 1px #005689;
}
.sound-picker button:nth-child(2):hover {
  background: #005689;
  box-shadow: 1px 1px 1px #005689;
}
.sound-picker button img {
  height: 100%;
  opacity: 90%;
}
p {
  color: white;
  margin-left: 180px;
  margin-bottom: 180px;
}