.admin-wrap {
    max-width: 800px;
    margin: 0 auto;
}

.admin-wrap h1 {
    margin-bottom: 20px;
}

.nav-tab-wrapper {
    margin-bottom: 20px;
}

.nav-tab {
    display: inline-block;
    padding: 10px 15px;
    cursor: pointer;
    border: 1px solid #ddd;
    border-radius: 3px 3px 0 0;
    background-color: #f1f1f1;
    color: #333;
    text-decoration: none;
}

.nav-tab-active {
    background-color: #fff;
    border-bottom: 1px solid #fff;
}

.tab-content {
    border: 1px solid #ddd;
    border-radius: 0 0 3px 3px;
    padding: 20px;
    display: none;
}

.tab-content.active {
    display: block;
}

.form-table th {
    width: 150px;
    padding: 10px;
    vertical-align: top;
}

.form-table td {
    padding: 10px;
}

.button {
    margin-top: 10px;
}