JSFiddle - React, Tailwind, and code Playground

by adamschwartz

HTML

<div class="line"></div>

<div class="arrow">
    <div class="arrow-inner"></div>
</div>

<div class="arrow2-shadow"></div>
<div class="arrow2"></div>

CSS

body {
    background: lightBlue;
}

.arrow {
    position: absolute;
    top: 100px;
    left: 100px;
    height: 1em;
    width: 1em;
    overflow: hidden;
}

.arrow-inner {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    transform: rotateZ(45deg) translateY(50%) translateX(50%) translateZ(0);
    background: rgba(255, 255, 255, .9);
    box-shadow: 0 0 0 1px rgba(0, 0, 0, .25);
}

.arrow2 {
    position: absolute;
    top: 100px;
    left: 36px;
    height: 0;
    width: 0;
    border-width: .5em;
    border-color: transparent transparent rgba(255, 255, 255, .9) transparent;
    border-style: solid;
}

.arrow2-shadow {
    position: absolute;
    top: 99px;
    left: 36px;
    height: 0;
    width: 0;
    border-width: .5em;
    border-color: transparent transparent rgba(0, 0, 0, .3) transparent;
    border-style: solid;
}

.line {
    position: absolute;
    top: 113px;
    height: 1px;
    width: 100%;
    background: red;
}