JSFiddle - React, Tailwind, and code Playground

HTML

<link rel="stylesheet" href="//netdna.bootstrapcdn.com/bootstrap/3.0.0/css/bootstrap.min.css">
<div class="header">
    whatever
</div>
<div class="container-fluid wrapper">
    <div class="row">
        <div class="col-md-3 navigation">nav</div>
        <div class="col-md-9 content">content</div>
    </div>
</div>

SCSS

html, body, .wrapper {
    padding: 0;
    margin: 0;
    height: 100%;
}

$headerHeight: 43px;

.navigation, .content {
    display: table-cell;
    float: none;
    vertical-align: top;
}

.wrapper {
    display: table;
    width: 100%;
    margin-top: -$headerHeight;
    padding-top: $headerHeight;
}

.header {
    height: $headerHeight;
    background: pink;
}

.row {
    height: 100%;
    margin: 0;
    display: table-row;
    &:before, &:after {
        content: none;
    }
}

.navigation {
    background: #4a4d4e;
    padding-left: 0;
    padding-right: 0;
}

.content {
    background: gray;
}