JSFiddle - React, Tailwind, and code Playground

HTML

<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.4/css/bootstrap.min.css">
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.4/js/bootstrap.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/ol3/3.7.0/ol.js"></script>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/ol3/3.7.0/ol.css">
<div class="row-fluid">
    <div class="span12">
        <div id="map" class="map"></div>
    </div>
</div>

CSS

.map {
    background: grey;
}

JavaScript

var styleFunction = (function () {
    /* jshint -W069 */
    var styles = {};
    var image = new ol.style.Circle({
        radius: 5,
        fill: null,
        stroke: new ol.style.Stroke({
            color: 'orange',
            width: 2
        })
    });
    styles['Point'] = [new ol.style.Style({
        image: image
    })];
    styles['Polygon'] = [new ol.style.Style({
        stroke: new ol.style.Stroke({
            color: 'blue',
            width: 3
        }),
        fill: new ol.style.Fill({
            color: 'rgba(0, 0, 255, 0.1)'
        })
    })];
    styles['MultiLinestring'] = [new ol.style.Style({
        stroke: new ol.style.Stroke({
            color: 'green',
            width: 3
        })
    })];
    styles['MultiPolygon'] = [new ol.style.Style({
        stroke: new ol.style.Stroke({
            color: 'yellow',
            width: 1
        }),
        fill: new ol.style.Fill({
            color: 'rgba(255, 255, 0, 0.1)'
        })
    })];
    styles['default'] = [new ol.style.Style({
        stroke: new ol.style.Stroke({
            color: 'red',
            width: 3
        }),
        fill: new ol.style.Fill({
            color: 'rgba(255, 0, 0, 0.1)'
        }),
        image: image
    })];
    return function (feature, resolution) {
        return styles[feature.getGeometry().getType()] || styles['default'];
    };
    /* jshint +W069 */
})();

var geojsonObject = {
    'type': 'FeatureCollection',
        'crs': {
        'type': 'name',
            'properties': {
            'name': 'EPSG:3857'
        }
    },
        'features': [{
        'type': 'Feature',
            'geometry': {
            'type': 'Point',
                'coordinates': [0, 0]
        }
    }, {
        'type': 'Feature',
            'geometry': {
            'type': 'MultiPoint',
                'coordinates': [
                [-2e6, 0],
                [0, -2e6]
            ]
        }
    }, {
        'type': 'Feature',
            'geometry':...