body {
  margin: 0;
  font-family: "Segoe UI", sans-serif;
  background: #f4f4f4;
  display: flex;
  flex-direction: column;
  height: 100vh;
  justify-content: space-between;
}
header {
  background-color: #d62828;
  color: white;
  text-align: center;
  padding: 1rem;
  font-size: 1.5rem;
}
main {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}
.login-box {
  background-color: white;
  padding: 2rem;
  border-radius: 12px;
  box-shadow: 0 0 15px rgba(0,0,0,0.1);
  width: 100%;
  max-width: 400px;
}
.login-box h2 {
  margin-top: 0;
  margin-bottom: 1.5rem;
  color: #333;
}
.form-group {
  margin-bottom: 1rem;
}
.form-group label {
  display: block;
  margin-bottom: .5rem;
}
.form-group input {
  width: 100%;
  padding: .6rem;
  border: 1px solid #ccc;
  border-radius: 8px;
}
button {
  background-color: #d62828;
  color: white;
  border: none;
  padding: .8rem 1.5rem;
  border-radius: 8px;
  cursor: pointer;
  width: 100%;
}
footer {
  background-color: #f1f1f1;
  text-align: center;
  padding: .8rem;
  font-size: .9rem;
  color: #555;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.status {
  display: flex;
  align-items: center;
}
.status-icon {
  width: 10px;
  height: 10px;
  margin-right: .5rem;
  border-radius: 50%;
  background-color: orange;
}
.status.ok .status-icon {
  background-color: green;
}
.status.fail .status-icon {
  background-color: red;
}