.simple-6tabs-container {
    max-width: 700px;
    margin: 20px auto;
    font-family: Arial, sans-serif;
}

.tabs-buttons {
    display: flex;
    justify-content: space-between;
    margin-bottom: 15px;
}

.tab-btn {
    flex: 1;
    padding: 10px;
    cursor: pointer;
    background: #eee;
    border: 1px solid #ccc;
    margin: 0 3px;
    transition: background-color 0.3s;
    font-weight: bold;
}

.tab-btn.active,
.tab-btn:hover {
    background: #0073aa;
    color: white;
    border-color: #005177;
}

.tabs-contents {
    border: 1px solid #ccc;
    padding: 15px;
    background: #fafafa;
}
.tab-content {
    display: none;
    white-space: normal;      /* tự động xuống dòng */
    word-wrap: break-word;    /* xuống dòng khi chữ quá dài */
    overflow-wrap: break-word;/* tương tự để đảm bảo xuống dòng */
    padding: 10px 0;
    background: #fff;
    white-space: pre-wrap;
}

.tab-content.active {
    display: block;    color: #222;
    line-height: 1.6;
}
.copy-block {
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.copy-block textarea {
    width: 100%;
    max-width: 600px;
    resize: none;
    font-family: monospace;
    font-size: 14px;
    padding: 8px;
}

.copy-btn {
    padding: 6px 12px;
    cursor: pointer;
    background-color: #0073aa;
    border: none;
    color: white;
    font-weight: bold;
    border-radius: 3px;
    transition: background-color 0.3s;
}

.copy-btn:hover {
    background-color: #005177;
}