JSFiddle - React, Tailwind, and code Playground

HTML

<input type="checkbox" class="myinput large" />
<input type="checkbox" checked="checked" class="myinput large" />
<input type="checkbox" disabled="disabled" class="myinput large" />
<input type="checkbox" disabled="disabled" checked="checked" />

CSS

input[type="checkbox"] {
    height:22px;
    width: 22px;
}
input[type="checkbox"]:before{
    position: relative;
    display: block;
    width: 20px;
    height: 20px;
    border: 1px solid #808080;
    content: "";
    background: #FFF;
    border-radius: 10px;
}
input[type="checkbox"]:after{
    position: relative;
    display: block;
    left: 2px;
    top: -20px;
    width: 16px;
    height: 16px;
    border-width: 1px;
    border-style: solid;
    border-color: #B3B3B3 #dcddde #dcddde #B3B3B3;
    content: "";
    background-image: linear-gradient(135deg, #B1B6BE 0%,#FFF 100%);
    background-repeat: no-repeat;
    background-position:center;
    border-radius: 10px;
}
input[type="checkbox"]:checked:after{
    background-image:  url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAcAAAAHCAQAAABuW59YAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAIGNIUk0AAHolAACAgwAA+f8AAIDpAAB1MAAA6mAAADqYAAAXb5JfxUYAAAB2SURBVHjaAGkAlv8A3QDyAP0A/QD+Dam3W+kCAAD8APYAAgTVZaZCGwwA5wr0AvcA+Dh+7UX/x24AqK3Wg/8nt6w4/5q71wAAVP9g/7rTXf9n/+9N+AAAtpJa/zf/S//DhP8H/wAA4gzWj2P4lsf0JP0A/wADAHB0Ngka6UmKAAAAAElFTkSuQmCC'), linear-gradient(135deg, #B1B6BE 0%,#FFF 100%);
}
input[type="checkbox"]:disabled:after{
    /*-webkit-filter: opacity(0.4);*/
    opacity: 0.4;
}
input[type="checkbox"]:not(:disabled):checked:hover:after{
    background-image:  url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAcAAAAHCAQAAABuW59YAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAIGNIUk0AAHolAACAgwAA+f8AAIDpAAB1MAAA6mAAADqYAAAXb5JfxUYAAAB2SURBVHjaAGkAlv8A3QDyAP0A/QD+Dam3W+kCAAD8APYAAgTVZaZCGwwA5wr0AvcA+Dh+7UX/x24AqK3Wg/8nt6w4/5q71wAAVP9g/7rTXf9n/+9N+AAAtpJa/zf/S//DhP8H/wAA4gzWj2P4lsf0JP0A/wADAHB0Ngka6UmKAAAAAElFTkSuQmCC'), linear-gradient(135deg, #8BB0C2 0%,#FFF 100%);
}
input[type="checkbox"]:not(:disabled):hover:after{
    background-image: linear-gradient(135deg, #8BB0C2 0%,#FFF 100%);  
    border-color: #85A9BB #92C2DA #92C2DA #85A9BB;  
}
input[type="checkbox"]:not(:disabled):hover:before{
    border-color: #3D7591;
}