user-height = 100px
item-height = 48px

.side-nav
    .row
        margin-bottom 0
        .col
            line-height user-height

    a
        height item-height
        line-height item-height
        color white
        i
            height item-height
            line-height item-height
            width 1.5rem
    li
        line-height item-height

        &.item:hover, &.item:active
            background-color rgba(0, 0, 0, 0.2)
            &.side-user
                background-color transparent

    .avatar-image
        width 50px
        padding 0
        vertical-align middle

    .info
        height user-height

        p
            line-height 24px
            margin-top 5px
            margin-bottom 0
            text-shadow: 1px 1px 1px #444;

        .name
            font-size 1.2em
        .desc
            font-size 0.9em

    li.side-user
        height user-height
        -webkit-background-size: cover;
        -moz-background-size: cover;
        -o-background-size: cover;
        background-size: cover;

    // 分类目录
    collapse-base-padding = 15px
    collapse-step-padding = 15px
    .collapse-level-0
        padding-left collapse-base-padding
    .collapse-level-1
        padding-left collapse-base-padding + collapse-step-padding * 1
    .collapse-level-2
        padding-left collapse-base-padding + collapse-step-padding * 2

    .collapse-space
        margin-bottom 10px

#category-menu.side-nav
    a
        height item-height * 0.75
        line-height item-height * 0.75
        i
            height item-height * 0.75
            line-height item-height * 0.75
    li
        line-height item-height * 0.75
        padding-right 15px