.lntabs-tabs {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px;
    font-family: "Microsoft Yahei", Arial, sans-serif;
    font-size: 18px;
}
.lntabs-tab-buttons {
    display: flex;
}
.lntabs-tab-button {
    cursor: pointer;
    color: #000;
    padding: 0 12px;
    line-height: 28px;
    user-select: none;
    white-space: nowrap;
    border-right: 1px solid #ccc;
    transition: color 0.3s;
    font-weight: normal;
}
.lntabs-tab-button:last-child {
    border-right: none;
}
.lntabs-tab-button:hover {
    color: #0E85F7;
}
.lntabs-tab-button.active {
    font-weight: bold;
    color: #0E85F7;
}
.lntabs-extra-button {
    padding: 5px 15px;
    cursor: pointer;
    border: 2px solid #0078d4;
    border-radius: 4px;
    color: #0078d4;
    background: #fff;
    transition: 0.3s;
    user-select: none;
    white-space: nowrap;
    font-size: 16px;
}
.lntabs-extra-button:hover {
    background: #e6f0fa;
}
.lntabs-tab-content {
    display: none;
    padding: 10px;
    margin-top: 10px;
    opacity: 0;
    transition: opacity 0.3s;
    font-size: 16px;
}
.lntabs-tab-content.active {
    display: block;
    opacity: 1;
}