body {
  margin: 0;
  font-family: sans-serif;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  text-align: center;
  background: radial-gradient(circle at top left, #ff0000, #ffff00, #00aa00);
  background-size: cover;
  color: #fff;
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.7);
}
img {
  margin-top: 1em;
  max-width: 80%;
  height: auto;
  border: 4px solid #fff;
  border-radius: 10px;
  box-shadow: 0 0 15px rgba(0,0,0,0.5);
}
h1 {
  margin: 20px 0 10px;
  font-size: 3em;
}
p {
  font-size: 1.5em;
}
.show {
  background: rgba(255, 255, 255, 0.15);
  border-radius: 10px;
  border-color: white;
  border-style: solid;
  padding: 10px 20px;
  margin: 10px 0;
  width: 90%;
  max-width: 500px;
  box-shadow: 0 0 10px rgba(0,0,0,0.3);
}
.date {
  font-weight: bold;
  font-size: 1.2em;
}
.venue {
  font-size: 1em;
}