body {
    background-color: #fff;
}

.grid {
    display: grid;
    grid-template-columns: 200px 1fr;
    height: 100%;
}

a.btn {
    color: #fff;
    transition: all .5s;
}

/*  nav */
    nav {
        background-color: var(--gray-300);
        border-right: solid 1px var(--gray-400);
        height: 100%;
    }

    nav ul {
        list-style: none;
        margin: 0;
        padding: 0;
    }

    nav li {
        padding: 0;
        border-bottom: solid 1px var(--gray-400);
        transition: all .5s;
    }

    nav li.active {
        background-color: #fff;
    }

    nav li.active a {
        font-weight: 700;
    }

    nav li a {
        display: block;
        padding: .5rem 1rem;
    }

    nav li a:link, nav li a:visited {
        color: var(--black);
    }

    nav li:hover {
        background-color: var(--gray-100);
        transition: all .5s;
    }

/*  main-content */
    .main-content header {
        background-color: var(--gray-100);
        padding: 1rem;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .main-content header h1 {
        font-family: var(--font-title);
        letter-spacing: -1pt;
        margin: 0;
    }

/*  form */
    .main-content form {
        padding: 1rem;
    }

    .main-content form label {
        color: var(--orange);
        font-size: small;
    }

    .main-content form .form-group {
        margin: 1rem 0;
    }

    .main-content form img {
        max-height: 100px;
    }

    .main-content form hr {
        margin: 3rem auto 2rem auto;
        border-top: dashed 1px var(--gray-700);
    }

    .main-content form .submit {
        text-align: center;
    }

    #tags {
        display: flex;
        flex-wrap: wrap;
    }

    #tags .form-control {
        flex: 0 0;
        margin: 1px;
        min-width: 24%;
    }

    #options {
        list-style: none;
        margin: 0;
        padding: 0
    }

    #options li {
        display: flex;
        align-items: center;
        padding-bottom: .2rem;
    }

    #options input.key {
        background-color: var(--gray-100);
        flex: 0 0 20%
    }

    .choice {
        display: flex;
        flex-wrap: wrap;
        align-items: center;
    }

    .choice .item {
        display: flex;
        align-items: center;
        margin: .25rem .5rem;
    }

    .choice input {
        margin-right: .25rem;
    }

/*  article-wrap on form */
    #article-wrap {
    }

    #article-wrap .articles .thumb {
        width: 80px;
        height: 50px;
        object-fit: cover;
    }

    #article-wrap ul.articles {
        list-style: none;
        margin: 0;
        padding: 0;
    }

    #article-wrap ul.articles li {
        border-bottom: solid 1px var(--gray-200);
        padding: .5rem;
        font-weight: normal;
        transition: all .3s ease;
        display: flex;
        align-items: center;
    }

    #article-wrap ul.articles li:hover {
        padding-left: .2rem;
        cursor: pointer;
        color: var(--orange)
    }

    #article-wrap ul.articles li .uid {
        width: 50px;
        text-align: right;
        margin-right: 1rem
    }

    #article-wrap nav {
        padding: 1rem 0;
    }

/*  mc-list */
    .mc-list {
        list-style: none;
        padding: 0;
        margin: 0;
    }

    .mc-list li {
        padding: .5rem 1rem;
        border-bottom: solid 1px var(--gray-300);
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .mc-list li:hover {
        background: var(--gray-100);
    }

    .mc-list img {
        max-height: 50px;
        margin-right: .5rem
    }

    .mc-list li.sort-holder {
        background: var(--yellow-light);
        padding: 2rem 1rem;
    }

    .mc-list .handle {
        padding-right: 1rem;
        transition: all .5s ease;
    }

    .mc-list .handle:hover {
        cursor: row-resize;
        transform: scale(1.5);
    }

    .mc-list li.hidden {
        opacity: 0.3;
        background-color: var(--gray-200);
        transition: all .5s;
    }

    .mc-list a.btn {
        color: #fff;
    }

/*  type-list */
    .type-list {
        list-style: none;
        margin: 0;
        padding: 0;
    }

    .type-list li {
        margin: 1rem 0;
        display: flex;
        justify-content: space-between;
    }

    .type-list li img {
        max-height: 80px;
        border-radius: .5rem;
    }

    .type-list li .l {
        flex: 1;
    }

    .type-list li .r {
        text-align: right;
        padding-left: .5rem;
    }

/*  type-table */
    .type-table td {
        border: none;
    }

    .type-table th input[type=text] {
        background-color: var(--gray-200);
    }