.json-viewer {
    background-color: #f8f9fa;
    padding: 15px;
    border-radius: 5px;
    max-height: 400px;
    overflow-y: auto;
}

pre {
    margin: 0;
    white-space: pre-wrap;
}

.container-fluid {
    max-width: 1800px;
    margin: 0 auto;
    padding: 0 30px;
}

.response-section {
    margin-top: 30px;
    padding: 20px;
    border: 1px solid #dee2e6;
    border-radius: 5px;
}

.form-label {
    font-weight: 500;
}

textarea {
    font-family: monospace;
}

.history-list {
    max-height: 800px;
    overflow-y: auto;
}

.list-group-item {
    border-left: none;
    border-right: none;
}

.list-group-item:first-child {
    border-top: none;
}

.list-group-item h6 {
    font-size: 0.9rem;
    margin-bottom: 0.2rem;
    word-break: break-all;
}

.list-group-item small {
    font-size: 0.8rem;
}

.card {
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}