html {
  height: 100%;
  width: 100%;
  padding: 20px;
  background-color: darkred;
}
body {
  display: flex;
  justify-content: center;
  flex-direction: column;
  align-content: center;
  align-items: center;
}

.box {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  border-style: solid;
  border-width: medium;
  padding: 30px;
  margin-left: 10%;
  margin-right: 10%;
  background-color: crimson;
}

audio {
  margin-left: 50%;
  margin-right: 50%;
  padding-top: 20px;
}

img {
    width: 80%;
    height: auto;
    max-width: 400px;
    margin: 10px;
}