.parent {
    display: flex; 
    background-color: #121212;
    color: white;
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

#sidebar {
    width: 250px;
    background: #1e1e1e;
    padding: 15px;
    overflow-y: auto;
    border-right: 1px solid #333;
}

#sidebar h4 {
    color: #fff;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid #333;
}
#controllerList a.active {
    color: white;
    background-color: rebeccapurple;
    font-weight: bold;
}
#sidebar a {
    color: white;
    text-decoration: none;
    display: block;
    padding: 10px;
    border-radius: 5px; 
    margin-bottom: 5px;
    transition: background-color 0.2s ease;
}

#sidebar a:hover {
    background: #333;
}

#main-content {
    flex-grow: 1;
    padding: 20px;
    overflow-y: auto;
}

.card {
    background: #1e1e1e;
    border: 1px solid #333;
    margin-bottom: 15px;
}

.card-header {
    background: #252525;
    border-bottom: 1px solid #333;
}

.card-body {
    background: #1e1e1e;
    color: #fff;
}

.btn-test { 
    color: white;
    border: none;
    padding: 8px 16px;
    margin-top: 15px;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.btn-test:hover {
    background: #0056b3;
}

.form-control {
    background: #2a2a2a;
    border: 1px solid #444;
    color: white;
    padding: 8px 12px;
}

.form-control:focus {
    background: #333;
    border-color: #007bff;
    color: white;
    box-shadow: 0 0 0 0.2rem rgba(0,123,255,.25);
}

pre {
    background: #252525;
    padding: 15px;
    border-radius: 4px;
    overflow-x: auto;
}

.method-badge {
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: bold;
    margin-right: 10px;
}

.method-get { background: #61affe; }
.method-post { background: #49cc90; }
.method-put { background: #fca130; }
.method-delete { background: #f93e3e; }

.response-container {
    margin-top: 15px;
    border-top: 1px solid #333;
    padding-top: 15px;
    height: 250px;
    overflow-y: scroll;
}