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

body {
  font-family: "Arial", sans-serif;
  background: linear-gradient(180deg, #223880, #146cd2, #0d9af4);
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  color: #ffffff;
  text-align: center;
  overflow: hidden;
}

main {
  background: rgba(255, 255, 255, 0.1);
  padding: 30px 20px;
  border-radius: 15px;
  box-shadow: 0px 10px 20px rgba(0, 0, 0, 0.2);
  max-width: 400px;
  animation: fadeIn 1s ease-in-out;
}

h1 {
  font-size: 2rem;
  margin-bottom: 15px;
}

p {
  font-size: 1.2rem;
  margin-bottom: 20px;
}

.loader {
  border: 6px solid rgba(255, 255, 255, 0.3);
  border-top: 6px solid #ffffff;
  border-radius: 50%;
  width: 40px;
  height: 40px;
  margin: 0 auto;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}