roundcubemail/skins/elastic/styles/layout.less

/**
 * Roundcube webmail styles for the Elastic skin
 *
 * Copyright (c) 2017, The Roundcube Dev Team
 *
 * The contents are subject to the Creative Commons Attribution-ShareAlike
 * License. It is allowed to copy, distribute, transmit and to adapt the work
 * by keeping credits to the original authors in the README.md file.
 * See http://creativecommons.org/licenses/by-sa/3.0/ for details.
 */

@screen-width-large:    1200px;
@screen-width-medium:   1024px;
@screen-width-small:    768px;
@screen-width-xs:       480px;
@screen-width-mini:     320px;
@screen-width-touch:    @screen-width-medium;

@page-font-size:        14px;
@page-min-width:        240px;

@layout-menu-width:                     5rem;

@layout-header-height:                  4.2rem;
@layout-header-font-size:               1rem;

@layout-pagenav-height:                 2rem;

@layout-touch-header-height:            @layout-header-height;
@layout-touch-header-font-size:         1.2rem;
@layout-touch-menu-record-height:       3.6rem;
@layout-touch-menu-record-font-size:    1.2rem;


/*** Responsive design - Layout ***/

/*
- Large screen (width > 1200px)
   -----------------------------------------------------------------------------------------------------
   |  menu  |        sidebar        |         list          |                 content                  |
   -----------------------------------------------------------------------------------------------------
- Normal screen (1200px => width => 768px) - typical: 768x1024 (iPad Mini/Air)
   -------------------------------------------------------------------
   |menu|    sidebar/list     |               content                |
   -------------------------------------------------------------------
- Small (480px < width < 768px)
   ------------------------------------------
   |menu|     sidebar/list/content          |
   ------------------------------------------
- Phone (width <= 480px) - typical: 320x480 (iPhone 5), 375x667 (iPhone 6-7), 360x564 (Galaxy S6)
   ------------------------
   | sidebar/list/content |
   ------------------------
*/

html {
    height: 100%;
    font-size: @page-font-size;
}

body {
    min-width: @page-min-width;
    height: 100%;
    overflow: hidden;
    color: @color-font;
}

body > #layout {
    overflow: hidden;
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    height: 100%;
    width: 100%;

    & > div {
        &.sidebar,
        &.list {
            display: flex;
            flex-direction: column;
            max-width: 30%;
            border-right: 1px solid @color-layout-border;
        }

        &.content {
            display: flex;
            flex: 6;
            flex-direction: column;
            min-width: 50%;
            background-color: @color-layout-content-background;

            & > form.formcontent, /* e.g. Help plugin */
            & > iframe,
            & > .content,
            & > .content > iframe {
                height: 100%;
                width: 100%;
                overflow: auto;
                border: 0;
                flex: 1;
            }
        }

        &.sidebar {
            display: flex;
            min-width: 220px;
            background-color: @color-layout-sidebar-background;
            flex: 2;
        }

        &.list {
            display: flex;
            flex: 3;
            min-width: 300px;
            background-color: @color-layout-list-background;
        }

        &.menu {
            display: flex;
            width: @layout-menu-width;
        }

        & > .scroller {
            flex: 1;
        }

        & > .content.only > .scroller {
            overflow: auto;
        }

        & > .header,
        & > .footer {
            background-color: @color-layout-header-background;
            font-size: @layout-header-font-size;
            font-weight: bold;
            line-height: @layout-header-height;
            height: @layout-header-height;
            padding: 0 .25em;
            margin: 0;
            position: relative; /* for absolute positioning of searchbar */
            overflow: hidden;
            white-space: nowrap;
            display: flex;
            flex-direction: row;
            flex-wrap: nowrap;
        }

        & > .header {
            border-bottom: 1px solid #ddd;

            .header-title {
                flex: 1;
                overflow: hidden;
                text-overflow: ellipsis;
            }
        }

        & > .footer {
            border-top: 1px solid #ddd;

            &:empty {
                display: none;
            }
        }
    }
}

html.iframe body {
    overflow: auto;

    #layout > .content {
        height: 100%;
    }

    .frame-content {
        padding: 1rem;
    }
}


@media screen and (max-width: @screen-width-large) {
    body > #layout > div.sidebar,
    body > #layout > div.list {
        min-width: 260px;
        flex: 3;
    }
}

@media screen and (max-width: @screen-width-medium) {
    body > #layout > div > .header,
    body > #layout > div > .footer {
        line-height: @layout-touch-header-height;
        height: @layout-touch-header-height;
    }

    body > #layout > div:not(.content) > .header {
        font-size: @layout-touch-header-font-size;
        a.button:before {
            font-size: 1.75rem;
            height: @layout-touch-header-height;
            margin: 0;
            width: 1.4em;
        }
    }

    body > #layout > div.menu {
        width: @layout-menu-width/2;
    }
}

@media screen and (max-width: @screen-width-small) {
    body > #layout > div > .header > .toolbar:not(.searchbar) {
        font-size: @layout-touch-header-font-size;
        display: none;
    }

    body > #layout > div > .footer {
        font-size: @layout-touch-header-font-size;
    }

    body > #layout > div.sidebar,
    body > #layout > div.list {
        max-width: none;
    }

    body > #layout > div > .header {
        a.button:before {
            font-size: 1.75rem;
            height: @layout-touch-header-height;
            margin: 0;
            width: 1.4em;
        }
    }

    body > #layout > div > .header.with-search-and-toolbar {
        & > .header-title {
            margin-right: 1.5em;
        }

        & > .searchbar {
            margin-right: 2em;
            padding-left: 2em;
        }
    }

    .hidden-small {
        display: none !important;
    }
}

@media screen and (max-width: @screen-width-xs) {
    body > #layout > div.menu {
        position: absolute;
        z-index: 100;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        width: auto;
        text-align: center;
    }
}

@media screen and (max-width: @screen-width-mini) {
    body > #layout > div.sidebar,
    body > #layout > div.list {
        min-width: @page-min-width;
    }
}

@media screen and (min-width: (@screen-width-large + 1px)) {
    body > #layout > div > .header > a.back-list-button,
    body > #layout > div > .header > a.back-sidebar-button {
        display: none;
    }
}

@media screen and (min-width: (@screen-width-small + 1px)) {
    body > #layout > .content > .header > .header-title,
    body > #layout > div > .header > .buttons,
    body > #layout > div > .header > a.toolbar-menu-button {
        display: none;
    }
    .hidden-big {
        display: none !important;
    }
}

@media screen and (min-width: (@screen-width-xs + 1px)) {
    body > #layout > div > .header > a.menu-button {
        display: none;
    }
}