* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  padding: 0 10px;
  min-height: 100vh;
  /* background-color: rgb(233, 233, 233); */
  background-color: rgb(142, 219, 255);
}

.container {
  max-width: 1200px;
  min-height: 100vh;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  background-color: rgb(142, 219, 255);
  border: none;
  padding: 20px 10px;
  border-radius: 20px;
}

header {
  text-align: center;
  margin-bottom: 50px;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}
header h1 {
  font-size: 3rem;
}
header p {
  font-size: 1.3rem;
  opacity: 0.95;
}
main {
  flex: 1;
}

.stats {
  display: flex;
  border-radius: 15px;
  padding: 12px 20px;
  justify-content: space-around;
  margin-bottom: 40px;
  text-align: center;
  background-color: rgba(255, 255, 255, 0.8);
  box-shadow: 10px 10px 10px rgba(0, 0, 0, 0.4);
}

.stat-item h3 {
  font-size: 2rem;
  margin-bottom: 5px;
}
.stat-item p {
  opacity: 0.9;
}

.card-container {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 10px;
  background-color: rgba(255, 255, 255, 0.8);
  padding: 30px 15px;
  border-radius: 15px;
  margin-bottom: 30px;
  box-shadow: 10px 10px 10px rgba(0, 0, 0, 0.4);
}
footer {
  text-align: center;
  margin-bottom: 20px;
}

@media (max-width: 522px) {
  .card-container {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .stats {
    flex-direction: column;
  }
  header h1 {
    font-size: 2rem;
  }
}