JSFiddle - React, Tailwind, and code Playground

HTML

<div id="containerz">
    <span alt="blow my minds" class="pfft" />
    <span alt="blow my minds" class="pfft-shadow" />
    <img src="http://www.placekitten.com/125/125" alt="meow" />
</div>

CSS

.pfft {
    background-color: #fff;
    display: block;
    margin: 0 auto;
    padding: 5px;
    position: relative;
    height: 125px;
    width: 125px;
    z-index: 999;
}

.pfft:before {
    content: "";
    background: red;
    border: 17px solid yellow;
    border-width: 17px;
    border-left-color: #fff;
    border-top-color: #fff;
    border-bottom-color: transparent;
    border-right-color: transparent; 
    display: block;
    height: 0;
    left: 0;
    position: absolute;
    top: 2px;
    width: 0;
    z-index: 999;
}

.pfft:after {
    content: "";
    background: transparent;
    border: 17px solid transparent;
    border-width: 17px;
    border-left-color: transparent;
    border-top-color: transparent;
    border-bottom-color: #fff;
    border-right-color: #fff;
    bottom: -5px;
    display: block;
    height: 0;
    right: -5px;
    position: absolute;
    text-shadow: 1px 1px 1px #444;
    width: 0;
    z-index: 999;
}

.pfft-shadow:before {
    content: "";
    background: transparent;
    border: 18px solid transparent;
    border-width: 18px;
    border-left-color: rgba(0,0,0,.1);
    border-top-color: rgba(0,0,0,.1);
    border-bottom-color: transparent;
    border-right-color: transparent; 
    display: block;
    height: 0;
    left: 0;
    position: absolute;
    top: 2px;
    width: 0;
    z-index: 998;
}

.pfft-shadow:after {
    content: "";
    background: transparent;
    border: 18px solid transparent;
    border-width: 18px;
    border-left-color: transparent;
    border-top-color: transparent;
    border-bottom-color: rgba(0,0,0,.1);
    border-right-color: rgba(0,0,0,.1); 
    bottom: -5px;
    display: block;
    height: 0;
    right: -5px;
    position: absolute;
    width: 0;
    z-index: 998;
}

img {
    border: 1px solid #eaeaea;
    box-shadow: 1px 1px 4px rgba(0,0,0,.1);
    margin: 0;
    padding: 3px;
    position: relative;
    z-index: 1;
}