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

body {
  font-family: 'Segoe UI', sans-serif;
  background: linear-gradient(to right, #1d3557, #457b9d);
  color: white;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

header {
  background-color: #1a1a1a;
  padding: 20px;
  text-align: center;
}

main {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 40px 20px;
}

.app-container {
  background-color: #ffffff10;
  padding: 30px;
  border-radius: 15px;
  text-align: center;
  max-width: 400px;
  width: 100%;
}

.app-container img {
  width: 100%;
  max-height: 200px;
  border-radius: 10px;
  margin-bottom: 20px;
}

h2 {
  margin: 15px 0;
  color: #f1faee;
}

p {
  color: #f1faee;
  margin-bottom: 25px;
}

.btn-download {
  padding: 12px 20px;
  background-color: #6957de;
  color: white;
  text-decoration: none;
  border-radius: 8px;
  font-weight: bold;
  transition: 0.3s;
}

.btn-download:hover {
  background-color: #6957de;
}

footer {
  text-align: center;
  padding: 15px;
  background-color: #1a1a1a;
}
.btn-download2 {
  padding: 8px 15px;
  background-color: #e63946;
  color: white;
  text-decoration: none;
  border-radius: 15px;
  font-weight: bold;
  transition: 0.3s;
}

.btn-download2:hover {
  background-color: #d62828;
}