/*! HTML5 Boilerplate v4.3.0 | MIT License | http://h5bp.com/ */

/*
 * What follows is the result of much research on cross-browser styling.
 * Credit left inline and big thanks to Nicolas Gallagher, Jonathan Neal,
 * Kroc Camen, and the H5BP dev community and team.
 */

/* ==========================================================================
   Base styles: opinionated defaults
   ========================================================================== */

html,
button,
input,
select,
textarea {
    color: #222;
}

html {
    font-size: 1em;
    line-height: 1.4;
}

/*
 * Remove text-shadow in selection highlight: h5bp.com/i
 * These selection rule sets have to be separate.
 * Customize the background color to match your design.
 */

::-moz-selection {
    background: #b3d4fc;
    text-shadow: none;
}

::selection {
    background: #b3d4fc;
    text-shadow: none;
}

/*
 * A better looking default horizontal rule
 */

hr {
    display: block;
    height: 1px;
    border: 0;
    border-top: 1px solid #ccc;
    margin: 1em 0;
    padding: 0;
}

/*
 * Remove the gap between images, videos, audio and canvas and the bottom of
 * their containers: h5bp.com/i/440
 */

audio,
canvas,
img,
video {
    vertical-align: middle;
}

/*
 * Remove default fieldset styles.
 */

fieldset {
    border: 0;
    margin: 0;
    padding: 0;
}

/*
 * Allow only vertical resizing of textareas.
 */

textarea {
    resize: vertical;
}

/* ==========================================================================
   Browse Happy prompt
   ========================================================================== */

.browsehappy {
    margin: 0.2em 0;
    background: #ccc;
    color: #000;
    padding: 0.2em 0;
}

/* ==========================================================================
   Author's custom styles
   ========================================================================== */

html {
    height: 100%;
    background: #fff;
}

body {
    height: 100%;
    font-family: 'Roboto', sans-serif;
    color: #5d6061;
}


/* Global Elements
   ========================================================================== */

pre {
    padding: 0.5em;
    background: #f8f8f8;
    /* Border Radius */
        -webkit-border-radius: 5px;
        -moz-border-radius: 5px;
        border-radius: 5px;
    font-family: 'Droid Sans Mono', monospace;
}

code {
    font-size: 1em;
    line-height: 1.4em;
}

img {
    max-width: 100%;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 300;
}

h2, h3 {
    color: #4285f4;
}

/* Header
   ========================================================================== */

.page-header,
.hero-banner {
    background: #4285f4;
    color: #fff;
}

.page-header {
    position: relative;
    padding: 1em;
}

.page-header.fixed {
    position: fixed;
    z-index: 2;
    top: 0;
    width: 100%;
    padding: 0;
}

/*
 Logo
*/

.logo {
    margin: 0;
    width: 13em;
    font-size: 1em;
    line-height: normal;
}

.page-header.fixed .logo {
    width: auto;
}

.page-header.fixed a {
    color: #fff;
    text-decoration: none;
}

.page-header.fixed a:hover {
    opacity: 0.4;
}

.page-header.fixed .logo img {
    position: relative;
    top: -0.2em;
    width: 2em;
    margin: 0 0.5em;
}

.page-header.fixed .gcloud {
    display: inline-block;
    padding: 0.4em 0 0.6em 0.6em;
    border-left: 1px solid rgba(255,255,255,0.2);
    font-family: 'Open Sans', sans-serif;
    font-weight: 300;
    font-size: 1.4em;
}

/*
 Menu
*/

.nav-current {
    display: block;
    position: absolute;
    top: 1.2em;
    right: 1em;
    width: 24px;
    height: 20px;
    background: url(../img/icon-menu.svg) no-repeat;
    text-indent: -90000px;
    cursor: pointer;
}

.page-header.fixed .nav-current {
    top: 1em;
}

.menu {
    display: none;
    position: absolute;
    top: 3.6em;
    right: 0;
    width: 100%;
    margin: 0;
    padding: 0;
    background: #2570ec;
    /* Box Shadow */
        -webkit-box-shadow:  5px 5px 8px rgba(0,16,41,0.3);
        -moz-box-shadow:  5px 5px 8px rgba(0,16,41,0.3);
        box-shadow:  5px 5px 8px rgba(0,16,41,0.3);
    /* Transitions */
        -webkit-transition: all 0.3s ease;
        -moz-transition: all 0.3s ease;
        -ms-transition: all 0.3s ease;
        -o-transition: all 0.3s ease;
        transition: all 0.3s ease;
}

.page-header.fixed .menu {
    top: 3.3em;
}

.menu a {
    display: block;
    padding: 1em;
    border-top: 1px solid rgba(255,255,255,0.2);
    color: #fff;
    text-decoration: none;
    /* Transitions */
        -webkit-transition: all 0.3s ease;
        -moz-transition: all 0.3s ease;
        -ms-transition: all 0.3s ease;
        -o-transition: all 0.3s ease;
        transition: all 0.3s ease;
}

.menu a:hover {
    background: #1a65e0;
}

.menu-icon {
    margin-right: 0.5em;
}

/*
 Open Menu
 */

.main-nav.open .nav-current {
    opacity: 0.4;
}

.main-nav.open .menu {
    display: block;
}



/* Home Content
   ========================================================================== */

/*
 Main Content
*/

.main {
    font-size: 0.9em;
    line-height: 1.8em;
}

.container {
    padding: 2.8em 2em;
}

.block-title {
    margin-top: 0;
    font-size: 1.6em;
}

/*
 Hero Banner
*/

.hero-banner h1 {
    margin: 0 0 0.6em;
    font-family: 'Open Sans', sans-serif;
    font-size: 3.5em;
    font-weight: 300;
}

.hero-banner p {
    margin-bottom: 2.2em;
    font-size: 0.9em;
    line-height: 1.6em;
}

.hero-banner h2 {
    margin-bottom: 0.2em;
    font-size: 1.3em;
    color: #fff;
}

.hero-banner pre {
    margin: 0;
    padding: 1em;
    border: none;
    background: #2a74ed;
}

/*
 What is it?
 */
.about pre {
    padding: 8px;
    background: #fff;
    line-height: 1.6em;
}

pre, code {
    font-family: Monaco, 'Droid Sans Mono', monospace !important;
}

.about .code-sample-tabs {
    margin-top: 10px;
    width: 450px;
}

.about .code-sample-tabs a.selected {
    background-color: #fff;
    font-weight: bold;
}

.about .code-sample-tabs a {
    display: inline-block;
    padding: 2px 12px 0px 12px;
    background-color: #f8f8f8;
    margin-right: 8px;
    color: #333;
    text-decoration: none;
    cursor: pointer;
}

.about .hljs {
    background-color: #fff;
    font-size: .9em;
    line-height: 1.6em;
}

.hljs {
    display: block;
    padding: .5em;
    color: #333;
    background: #f8f8f8;
}

[hljs] > pre {
    margin: 0 !important;
}

/*
 Featuring
*/

.featuring .block-title {
    text-align: center;
}

.featuring p {
    font-size: 0.9em;
    line-height: 1.6em;
}

.featuring-links {
    list-style: none;
    margin: 0;
    padding: 0;
}

.btn,
.ext-link {
    display: block;
}

.btn {
    padding: 1em;
    border: none;
    /* Border Radius */
        -webkit-border-radius: 5px;
        -moz-border-radius: 5px;
        border-radius: 5px;
    background: #db4437;
    color: #fff;
    text-decoration: none;
    /* Transitions */
        -webkit-transition: all 0.3s ease;
        -moz-transition: all 0.3s ease;
        -ms-transition: all 0.3s ease;
        -o-transition: all 0.3s ease;
        transition: all 0.3s ease;
}

.btn:hover {
    background: #f24f41;
}

.btn img {
    margin-right: 0.5em;
}

.btn-docs img {
    background-color: #fff;
    border: 1px solid transparent;
    -webkit-border-radius: 80px;
    -moz-border-radius: 80px;
    border-radius: 80px;
    padding: 4px;
    width: 40px;
    /* Transitions */
        -webkit-transition: all 0.5s ease;
        -moz-transition: all 0.5s ease;
        -ms-transition: all 0.5s ease;
        -o-transition: all 0.5s ease;
        transition: all 0.5s ease;
}

.btn-docs:hover img {
    border: 1px solid #ccc;
    transform: rotate(135deg);
    -webkit-box-shadow: 4px 4px 4px rgba(0, 0, 0, .3);
    -moz-box-shadow: 4px 4px 4px rgba(0, 0, 0, .3);
    box-shadow: 4px 4px 4px rgba(0, 0, 0, .3);
}

.btn-docs:active img {
    -webkit-box-shadow: 4px 4px 4px rgba(0, 0, 0, .5);
    -moz-box-shadow: 4px 4px 4px rgba(0, 0, 0, .5);
    box-shadow: 4px 4px 4px rgba(0, 0, 0, .5);
}

.featuring-links .btn {
    margin-bottom: 1em;
    padding: 1.5em;
    font-size: 1.1em;
    text-align: center;
}

.featuring-links .btn img {
    width: 2em;
}

.ext-link {
    display: block;
    padding: 1em;
    border-bottom: 1px solid rgba(0,0,0,0.1);
    color: #5d6061;
    text-decoration: none;
    /* Transitions */
        -webkit-transition: all 0.3s ease;
        -moz-transition: all 0.3s ease;
        -ms-transition: all 0.3s ease;
        -o-transition: all 0.3s ease;
        transition: all 0.3s ease;
}

.ext-link:hover {
    background: #f6f6f6;
}

.ext-link img {
    opacity: 0.5;
    margin-right: 0.5em;
    /* Transitions */
        -webkit-transition: all 0.3s ease;
        -moz-transition: all 0.3s ease;
        -ms-transition: all 0.3s ease;
        -o-transition: all 0.3s ease;
        transition: all 0.3s ease;
}

.ext-link:hover img {
    opacity: 0.7;
}

.pagination {
    margin: 2em 0 0;
    padding: 0;
    list-style: none;
    text-decoration: none;
    text-align: center;
}

.pagination li {
    display: inline-block;
    width: 1em;
    height: 1em;
    margin: 0 0.2em;
}

.pagination a {
    display: block;
    width: 100%;
    height: 100%;
    border: 1px solid rgba(0,0,0,0.2);
    /* Border Radius */
        -webkit-border-radius: 50%;
        -moz-border-radius: 50%;
        border-radius: 50%;
    background: #fff;
    text-indent: -90000px;
}

.pagination a:hover {
    background: rgba(0,0,0,0.1);
}

.pagination .current,
.pagination .current:hover {
    background: #db4437;
    border-color: #db4437;
}

/*
 About
*/

.about {
    background: #eee;
}

.about h4 {
    margin: 0;
    font-size: 1.2em;
    font-weight: bold;
    color: #4285f4;
}

/*
 FAQ
*/

.faq-btn,
.faq-questions {
    max-width: 20em;
    margin: 0;
    padding: 0;
    list-style: none;
}

.faq-btn {
    position: relative;
    margin-bottom: 2em;
}

.faq-btn .current {
    background: #e6eefc url(../img/icon-dropdown-faq.svg) 95% 50% no-repeat;
}

.faq-btn .current,
.faq-questions a {
    display: block;
    padding: 1em;
    border: 1px solid #a7bfe8;
    color: #2b70e2;
    cursor: pointer;
    text-decoration: none;
    /* Transitions */
        -webkit-transition: all 0.3s ease;
        -moz-transition: all 0.3s ease;
        -ms-transition: all 0.3s ease;
        -o-transition: all 0.3s ease;
        transition: all 0.3s ease;
}

.faq-questions {
    display: none;
    position: absolute;
    width: 100%;
}

.faq-questions a {
    border-top: none;
    background: #e6eefc;
}

.faq-questions a:hover {
    background: #fcfdff;
}

/*
 Open FAQ button
 */

.faq-btn.open .current {
    background-color: #c6d7f6;
    /* Box Shadow */
        -webkit-box-shadow: inset 0 0 10px rgba(16,71,163,0.3);
        -moz-box-shadow: inset 0 0 10px rgba(16,71,163,0.3);
        box-shadow: inset 0 0 10px rgba(16,71,163,0.3);
    color: #1555bf;
}

.faq-btn.open .faq-questions {
    display: block;
}


/* Docs Content
   ========================================================================== */

.docs-header {
    position: relative;
    padding: 7em 2em 4em;
    background: #f8f8f8;
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

/*
 Page Title
*/

.page-title {
    margin: 0;
    font-family: 'Open Sans', sans-serif;
    font-weight: 300;
    color: #4285f4;
    font-size: 2.4em;
    line-height: 1em;
}

/*
 Versions
*/

.versions {
    display: inline-block;
    margin-top: 2em;
}

.versions span,
.versions a {
    display: block;
}

.v-current {
    font-size: 1.2em;
    color: #2b70e2;
}

.v-current i {
    font-size: 0.7em;
}

.v-btn {
    padding: 0.5em;
    border: 1px solid rgba(0,0,0,0.2);
    background: rgba(0,0,0,0.07);
    font-size: 0.8em;
    color: rgba(0,0,0,0.6);
    text-align: center;
    text-decoration: none;
    /* Transitions */
        -webkit-transition: all 0.3s ease;
        -moz-transition: all 0.3s ease;
        -ms-transition: all 0.3s ease;
        -o-transition: all 0.3s ease;
        transition: all 0.3s ease;
}

.v-btn:hover {
    background: rgba(0,0,0,0.02);
}

.v-btn img {
    position: relative;
    top: -0.1em;
    opacity: 0.3;
}

.v-list {
    color: rgba(0,0,0,0.2);
}

.v-list a {
    color: #4285f4;
    text-decoration: none;
}

.v-list a:hover {
    text-decoration: underline;
}

/*
 Content
 */


.content {
    padding: 1em 2em;
}

.content pre,
.table {
    border: 0;
    margin-bottom: 2em;
}

.content h2, .content h3, .content h4, .content h5, .content h6 {
    margin: 2em 0 0.5em;
}

.content>h2:first-child {
    margin-top: 1em;
}

/*
 Tables
 */

.table {
    text-align: left;
}

.table th,
.table td {
    padding: 0.3em 1em;
    border: 1px solid #cfcfcf;
}

.table th[scope="col"] {
    border-color: #2264d0;
    background: #4285f4;
    color: #fff;
}

.table th[scope="row"] {
    background: #f6f6f6;
}

/*
 Side Nav
 */

 .side-nav {
    padding-bottom: 3em;
    background: #efefef;
 }

.side-nav a {
    display: block;
    padding: 0.3em 2em;
    color: #5d6061;
    text-decoration: none;
    /* Transitions */
        -webkit-transition: all 0.3s ease;
        -moz-transition: all 0.3s ease;
        -ms-transition: all 0.3s ease;
        -o-transition: all 0.3s ease;
        transition: all 0.3s ease;
}

.side-nav a:hover {
    background: rgba(255,255,255,0.7);
}

.side-nav .current,
.side-nav .current:hover {
    background: #e2e2e2;
}

.side-nav ul {
    margin: 0;
    padding: 0;
}

.side-nav .sub-sections a {
    padding-left: 4em;
}

.side-nav .external-links {
    margin-top: 2em;
}

.external-links img {
    margin-right: 0.3em;
    opacity: 0.3;
    /* Transitions */
        -webkit-transition: all 0.3s ease;
        -moz-transition: all 0.3s ease;
        -ms-transition: all 0.3s ease;
        -o-transition: all 0.3s ease;
        transition: all 0.3s ease;
}

.external-links a:hover img {
    opacity: 0.6;
}



/* ==========================================================================
   Helper classes
   ========================================================================== */

/*
 * Image replacement
 */

.ir {
    background-color: transparent;
    border: 0;
    overflow: hidden;
    /* IE 6/7 fallback */
    *text-indent: -9999px;
}

.ir:before {
    content: "";
    display: block;
    width: 0;
    height: 150%;
}

/*
 * Hide from both screenreaders and browsers: h5bp.com/u
 */

.hidden {
    display: none !important;
    visibility: hidden;
}

/*
 * Hide only visually, but have it available for screenreaders: h5bp.com/v
 */

.visuallyhidden {
    border: 0;
    clip: rect(0 0 0 0);
    height: 1px;
    margin: -1px;
    overflow: hidden;
    padding: 0;
    position: absolute;
    width: 1px;
}

/*
 * Extends the .visuallyhidden class to allow the element to be focusable
 * when navigated to via the keyboard: h5bp.com/p
 */

.visuallyhidden.focusable:active,
.visuallyhidden.focusable:focus {
    clip: auto;
    height: auto;
    margin: 0;
    overflow: visible;
    position: static;
    width: auto;
}

/*
 * Hide visually and from screenreaders, but maintain layout
 */

.invisible {
    visibility: hidden;
}

/*
 * Clearfix: contain floats
 *
 * For modern browsers
 * 1. The space content is one way to avoid an Opera bug when the
 *    `contenteditable` attribute is included anywhere else in the document.
 *    Otherwise it causes space to appear at the top and bottom of elements
 *    that receive the `clearfix` class.
 * 2. The use of `table` rather than `block` is only necessary if using
 *    `:before` to contain the top-margins of child elements.
 */

.clearfix:before,
.clearfix:after {
    content: " "; /* 1 */
    display: table; /* 2 */
}

.clearfix:after {
    clear: both;
}

/*
 * For IE 6/7 only
 * Include this rule to trigger hasLayout and contain floats.
 */

.clearfix {
    *zoom: 1;
}

/* ==========================================================================
   EXAMPLE Media Queries for Responsive Design.
   These examples override the primary ('mobile first') styles.
   Modify as content requires.
   ========================================================================== */

@media only screen and (min-width: 35em) {

    /*
     Main
    */

    .main {
        font-size: 1em;
    }

    /*
     Featuring
    */

    .featuring-links {
        text-align: center;
    }

    .featuring-links li {
        display: inline-block;
    }

    .featuring-links li:first-child {
        display: block;
    }

    .featuring-links .btn {
        display: inline-block;
        padding: 1em 2.4em;
    }

    .ext-link {
        display: inline-block;
        padding: 0.8em 1.2em;
        border: none;
        /* Border Radius */
            -webkit-border-radius: 5px;
            -moz-border-radius: 5px;
            border-radius: 5px;
    }

    .pagination li {
        width: 0.6em;
        height: 0.6em;
    }

}

@media only screen and (min-width: 45em) {

    /*
     Docs Header
    */

    .versions {
        position: absolute;
        top: 6em;
        right: 2em;
        margin: 0;
    }

    .v-btn {
        
        font-size: 0.7em;
        line-height: normal;
    }

}

@media only screen and (min-width: 50em) {

    /*
    Header
    */

    .page-header {
        padding: 1.6em;
    }

    .page-header.fixed .logo img {
        margin: 0 0.8em;
    }

    .page-header.fixed .gcloud {
        padding: 0 0 0 1em;
        height: 70px;
        line-height: 70px;
    }

    /*
     Logo
    */

    .logo {
        width: 280px;
    }

    /*
     Menu
    */

    .main-nav {
        position: absolute;
        top: 1.2em;
        left: 21.5em;
    }

    .page-header.fixed .main-nav {
        top: 0;
        left: 11.5em;
    }

    .nav-current {
        position: relative;
        top: 0;
        left: 0;
        padding: 0.8em 1.6em;
        width: 150px;
        height: auto;
        border: 1px solid rgba(255,255,255,0.4);
        background: url(../img/icon-dropdown.svg) 90% 50% no-repeat;
        text-indent: 0;
    }

    .page-header.fixed .nav-current {
        top: 0;
        padding: 0 1.6em;
        height: 70px;
        border: 1px solid rgba(255,255,255,0.2);
        border-top: none;
        border-bottom: none;
        line-height: 70px;
    }

    .nav-current:hover {
        background-color: rgba(255,255,255,0.1);
    }

    .menu {
        top: 3em;
        left: 0;
    }

    .menu a {
        padding: 1.2em 1.5em;
    }

    .page-header.fixed .menu {
        top: 70px;
    }

    /*
     Docs Header
    */

    .docs-header {
        padding-top: 7.7em;
    }

    .versions {
        top: 7em;
    }


    /*
     Content
    */

    .container,
    .content {
        width: 80%;
        margin: 0 auto;
        padding: 2em 0;
    }

    /*
     Hero Banner
    */

    .hero-banner {
        padding: 2em 0;
    }

    .hero-banner h1 {
        font-size: 5em;
        margin-bottom: 0.8em;
    }

    .hero-banner p {
        font-size: 1em;
        line-height: 2em;
    }

    /*
     Featuring
    */

    .featuring .block-title {
        margin-bottom: 1.4em;
    }

}

@media only screen and (min-width: 60em) {

    /*
     Content
    */

    .container {
        width: 90%;
        max-width: 1020px;
        font-size: 0.9em;
    }

    .col {
        width: 48%;
    }

    .col-left {
        float: left;
    }

    .col-right {
        float: right;
    }

    .block-title {
        font-size: 2em;
    }

    .quote-box {
        width: 40%;
        float: left;
    }

    .quote-box--supplementary {
        float: right;
        width: 56%;
    }

    /*
    Hero Banner
    */

    .hero-banner {
        padding-bottom: 0;
    }

    .hero-banner .col-right {
        padding-top: 3.6em;
    }

    .hero-banner h1 {
        font-size: 5.6em;
    }

    .hero-banner p {
        font-size: 1.1em;
    }

    .hero-banner h2 {
        font-size: 1.3em;
        margin-bottom: 0.4em;
    }

    .hero-banner pre {
        font-size: 1.1em;
        padding: 1em 1.5em;
    }

    /*
    Featuring
    */

    .featuring {
        text-align: center;
    }

    .featuring-links li {
        font-size: 1em;
    }

    .featuring-links li:first-child {
        display: inline-block;
    }

    .featuring-links .btn {
        margin-right: 0.5em;
    }

    .ext-link {
        padding: 0.5em 1.2em;
    }

    .featuring p {
        max-width: 80%;
        margin: 0 auto;
        font-size: 1em;
    }

    /*
     About
    */

     .about .col-right {
        padding-top: 2.4em;
    }

    /*
     FAQ
    */

    .faq .answer {
        -moz-column-count: 2;
        -moz-column-gap: 50px;
        -webkit-column-count: 2;
        -webkit-column-gap: 50px;
        column-count: 2;
        column-gap: 50px;
    }

    /*
     Docs Page
    */

    .lang-page {
        background: url(../img/lang-bg.png) repeat-y;
    }

    .docs-header {
        margin-left: 240px;
    }

    .content {
        width: 100%;
        max-width: 1070px;
        padding-left: 290px;
        padding-right: 2em;
        /* Box Sizing  */
            -webkit-box-sizing: border-box;
            -moz-box-sizing: border-box;
            box-sizing: border-box;
        margin: 0;
        font-size: 0.9em;
    }


    .side-nav {
        position: absolute;
        top: 0;
        left: 0;
        width: 240px;
        padding-top: 7.7em;
        background: none;
        font-size: 0.9em;
    }

    .side-nav a {
        padding-left: 2.5em;
    }

}

@media print,
       (-o-min-device-pixel-ratio: 5/4),
       (-webkit-min-device-pixel-ratio: 1.25),
       (min-resolution: 120dpi) {
    /* Style adjustments for high resolution devices */
}

/* ==========================================================================
   Print styles.
   Inlined to avoid required HTTP connection: h5bp.com/r
   ========================================================================== */

@media print {
    * {
        background: transparent !important;
        color: #000 !important; /* Black prints faster: h5bp.com/s */
        box-shadow: none !important;
        text-shadow: none !important;
    }

    a,
    a:visited {
        text-decoration: underline;
    }

    a[href]:after {
        content: " (" attr(href) ")";
    }

    abbr[title]:after {
        content: " (" attr(title) ")";
    }

    /*
     * Don't show links for images, or javascript/internal links
     */

    .ir a:after,
    a[href^="javascript:"]:after,
    a[href^="#"]:after {
        content: "";
    }

    pre,
    blockquote {
        border: 1px solid #999;
        page-break-inside: avoid;
    }

    thead {
        display: table-header-group; /* h5bp.com/t */
    }

    tr,
    img {
        page-break-inside: avoid;
    }

    img {
        max-width: 100% !important;
    }

    @page {
        margin: 0.5cm;
    }

    p,
    h2,
    h3 {
        orphans: 3;
        widows: 3;
    }

    h2,
    h3 {
        page-break-after: avoid;
    }
}
