/**
 * @file
 * Positioning for a responsive layout.
 *
 * Define CSS classes to create a fluid grid layout with optional sidebars
 * depending on whether blocks are placed in the left or right sidebars.
 *
 * This layout uses the Zen Grids plugin for Compass: http://zengrids.com
 */


/**
 * Center the page.
 *
 * For screen sizes larger than 1200px, prevent excessively long lines of text
 * by setting a max-width.
 */

#page,
.region-bottom {
    margin-left: auto;
    margin-right: auto;
    max-width: 1200px;
}


/* Apply the shared properties of grid items in a single, efficient ruleset. */

#header,
#content,
#navigation,
.region-sidebar-first,
.region-sidebar-second,
#footer {
    padding-left: 10px;
    padding-right: 10px;
    -moz-box-sizing: border-box;
    -webkit-box-sizing: border-box;
    -ms-box-sizing: border-box;
    box-sizing: border-box;
    word-wrap: break-word;
    *behavior: url("/path/to/boxsizing.htc");
    _display: inline;
    _overflow: hidden;
    _overflow-y: visible;
}


/* Containers for grid items and flow items. */

#header,
#main,
#footer {
    *position: relative;
    *zoom: 1;
}

#header:before,
#header:after,
#main:before,
#main:after,
#footer:before,
#footer:after {
    content: "";
    display: table;
}

#header:after,
#main:after,
#footer:after {
    clear: both;
}


/* Navigation bar */

@media all and (min-width: 480px) {
    #main {
        /* Move all the children of #main down to make room. */
        padding-top: 3em;
        position: relative;
    }
    #navigation {
        /* Move the navbar up inside #main's padding. */
        position: absolute;
        top: 0;
        height: 3em;
        width: 100%;
    }
}


/**
 * Use 5 grid columns for larger screens.
 */

@media all and (min-width: 960px) {
    /**
   * The layout when there is only one sidebar, the left one.
   */
    /* Span 4 columns, starting in 2nd column from left. */
    .sidebar-first #content {
        float: left;
        width: 80%;
        margin-left: 20%;
        margin-right: -100%;
    }
    /* Span 1 column, starting in 1st column from left. */
    .sidebar-first .region-sidebar-first {
        float: left;
        width: 20%;
        margin-left: 0%;
        margin-right: -20%;
    }
    /**
   * The layout when there is only one sidebar, the right one.
   */
    /* Span 4 columns, starting in 1st column from left. */
    .sidebar-second #content {
        float: left;
        width: 80%;
        margin-left: 0%;
        margin-right: -80%;
    }
    /* Span 1 column, starting in 5th column from left. */
    .sidebar-second .region-sidebar-second {
        float: left;
        width: 20%;
        margin-left: 80%;
        margin-right: -100%;
    }
    /**
   * The layout when there are two sidebars.
   */
    /* Span 3 columns, starting in 2nd column from left. */
    .two-sidebars #content {
        float: left;
        /* width: 70%;
        margin-left: 15%; */
        margin-right: -85%;
    }
    /* Span 1 column, starting in 1st column from left. */
    .two-sidebars .region-sidebar-first {
        float: left;
        width: 15%;
        margin-left: 0%;
        margin-right: -20%;
    }
    /* Span 1 column, starting in 5th column from left. */
    .two-sidebars .region-sidebar-second {
        float: left;
        width: 15%;
        margin-left: 85%;
        margin-right: -100%;
    }
}