JSFiddle - React, Tailwind, and code Playground

HTML

<div id="container">
    <div id="one"></div>
    <div id="two"></div>
    <div id="tagline">Here is some text.</div>
</div>

CSS

#container {
    height: 360px;
    background: #000 url('http://farm8.staticflickr.com/7358/9532233404_58763bd668_b.jpg') no-repeat;
    position: relative;
}
#container > DIV {
    position: absolute;
}
#tagline {
    bottom: 0;
    left: 0;
    right: 0;
    height: 44px;
    padding: 8px 40px;
    color: #fff;
    font-family: sans-serif;
    font-size: 24px;
    background-color: rgba(25, 125, 75, .6);
}
#one {
    width: 100px;
    left: 0;
    bottom: 60px;
    border-bottom: 20px solid rgba(25, 125, 75, .6);
    border-right: 20px solid transparent;
}
#two {
    left: 120px;
    bottom: 60px;
    right: 0;
    border-bottom: 20px solid rgba(25, 125, 75, .6);
    border-left: 20px solid transparent;
}