body {
  background: linear-gradient(#003b72, #095892, #1368a5, #1c79b7);
  color: #f0f0f0;
  font-family: "Space Mono", monospace;
  text-align: left;
}

body {
  margin: 0;
  padding: 20px;
}

header {
  text-align: center;
  margin-bottom: 20px;
}

.container {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.card {
  background-color: rgb(255, 255, 255, 0.1);
  border-radius: 10px;
  box-shadow: #010e70a8 0px 0px 10px;
  padding: 20px;
  flex: 1;
  min-width: 300px;
}

#apod-image {
  width: 100%;
  border-radius: 4px;
  margin-bottom: 15px;
}

#countdown {
  font-size: 1.5em;
  font-weight: bold;
  color: #97d1fe;
}

#apod-image:not([src]) {
  display: none;
}