html, body {
    margin: 0;
    min-height: 100%;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f3f5f8;
}

#app {
    min-height: 100vh;
}

.app-shell {
    min-height: 100vh;
}

.app-main {
    width: 100%;
}

.license-container {
    width: 100%;
    border: 1px solid #ddd;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.06);
}

.form-group {
    margin-bottom: 20px;
}

.btn {
    margin-right: 10px;
}

.status-message {
    margin-top: 20px;
    padding: 10px;
    border-radius: 4px;
}

.status-success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.status-error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.license-history {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 2px solid #ddd;
}

.license-item {
    padding: 12px;
    margin-bottom: 10px;
    background-color: white;
    border-left: 4px solid #007bff;
    border-radius: 4px;
}

.spinner-border {
    color: #007bff;
}