@import url('https://fonts.googleapis.com/css?family=Oxygen+Mono:400,600|Oxygen:400|Poppins:300,300i,500,500i');

* {
    -webkit-font-smoothing: auto;
}

body {
    font-family: "Poppins", sans-serif;
    font-weight: 300;
    letter-spacing: normal;
}

.book-body, .page-wrapper {
    background-color: #edf0f3;
}

div.book-summary {
    font-family: "Poppins", sans-serif;
    color: #444;
}

.book-header {
    display: none;
}

.book-summary ul.summary li a,
.book-summary ul.summary li span {
    padding: 5px 15px;
    color: #444;
    font-size: 15px;
    font-weight: 300;
}

.summary {
    line-height: 1.5;
}

.toc-header {
    background: #1e3554;
    color: white;
    font-weight: 500;
    background-image: url(RS_Cross-Domain_landscape_white.png);
    background-repeat: no-repeat;
    background-position: 5px 5px;
    background-size: auto 70px;
    height: 85px;
}

.body-inner .page-inner {
    background-color: #fff;
    margin: 0 auto 0 0;
    padding-left: 30px;
    padding-bottom: 50px;
}

.chapter a {
    font-size: 1.1em;
}

ul.summary li.open.chapter > a {
    color: #008cff;
}

.book-summary ul.summary li > ul {
    padding-left: 30px;
}

.markdown-section {
    font-size: 16px;
    line-height: 1.5;
}

.markdown-section table {
    font-size: 0.8em;
}

.markdown-section h1 {
    font-size: 2.5em;
    margin-bottom: 0.25em;
    font-family: "Oxygen", sans-serif;
    font-weight: normal;
}

.markdown-section h2 {
    font-size: 1.75em;
    margin-top: 0.75em;
    margin-bottom: 0.5em;
    font-family: "Poppins", sans-serif;
    font-weight: 500;
    padding: 0.2em 0;
    border-bottom: 1px solid #ddd;
    line-height: 1.3;
}

.markdown-section h1, .markdown-section h2 {
    background-color: transparent;
    color: #335ca6;
}

.markdown-section h3 {
    font-size: 1.45em;
    margin-top: 0em;
    margin-bottom: 0.5em;
    font-weight: 500;
}

.markdown-section h4 {
    font-size: 1.3em;
    margin-top: 0em;
    margin-bottom: 0.25em;
    font-weight: 500;
}

div#book-search-input {
    white-space: nowrap;
    margin: 4px;
    border: 1px solid rgb(0, 0, 0, 0.25);
    box-shadow: 0 0 10px #fff;
    transition: box-shadow 0.1s linear;
    padding: 3px 6px;
    width: 285px;
}

div#book-search-input:focus-within {
    border-color: #008cff;
    box-shadow: 0 0 10px #008cff;
}

div#book-search-input i.fa-search {
    color: #008cff
}