body {
  font-family: sans-serif;
  text-align: center;
}
.container {
  width: 500px;
  margin: 0 auto;
}
h1 {
  font-size: 36px;
}
p {
  font-size: 16px;
}
img {
  width: 724px;
  height: 312px;
}
.countdown {
  display: flex;
  justify-content: center;
  align-items: center;
}
.days, .hours, .minutes, .seconds {
  font-size: 64px;
  margin: 0 10px;
}