body {
  background-color: #e3f2fd; /* Light blue background */
  font-family: 'Nunito', sans-serif; /* Modern font */
}

.main {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center; /* Center the login card */
}

.login-card {
  background-color: #fff;
  border-radius: 15px; /* Rounded corners */
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15); /* Softer shadow */
  overflow: hidden; /* Ensure rounded corners are respected */
  width: 100%;
  max-width: 400px; /* Limit card width */
}

.login-logo {
  max-height: 80px; /* Slightly smaller logo */
  width: auto;
  margin-bottom: 15px;
}

.card-body {
  padding: 35px;
}

.form-group {
  margin-bottom: 20px; /* Increased spacing between form groups */
}

.form-control {
  background-color: #f5f5f5;
  color: #495057;
  border: none;
  border-radius: 8px; /* Rounded input fields */
  padding: 12px 15px; /* Increased padding */
  font-size: 1rem;
}

.form-control:focus {
  background-color: #fff;
  color: #495057;
  border-color: #82b1ff; /* Light blue border on focus */
  outline: 0;
  box-shadow: 0 0 0 0.2rem rgba(130, 177, 255, 0.25); /* Light blue shadow on focus */
}

.input-group-text {
  background-color: #f5f5f5;
  border: none;
  color: #78909c;
  padding: 0 15px;
  font-size: 1.2rem;
}

.btn-primary {
  background-color: #29b6f6; /* Sky blue button */
  border: none;
  border-radius: 8px;
  padding: 12px 20px;
  font-size: 1.1rem;
  font-weight: 600;
  transition: background-color 0.3s ease; /* Smooth transition */
}

.btn-primary:hover {
  background-color: #03a9f4; /* Darker sky blue on hover */
}

.custom-control-label {
  color: #78909c;
}

.custom-control-input:checked ~ .custom-control-label::before {
  background-color: #29b6f6;
  border-color: #29b6f6;
}

/* Add a subtle animation */
.login-card {
  animation: fadeIn 0.5s ease-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.input-group {
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  overflow: hidden;
  margin-bottom: 15px;
}

.input-group .input-group-prepend {
  background-color: #f5f5f5;
}