JSFiddle - React, Tailwind, and code Playground

by CyberAP

HTML

<span class="spinner"></span>

CSS

html {
    height: 100%;
    width: 100%;
    display: table;
    background: hsl(200, 50%, 90%); 
}

body {
    width: 100%;
    display: table-cell;
    vertical-align: middle;
}

.spinner {
    display: block;
    width: 35px;
    height: 35px;
    margin: auto;
    position: relative;

    border: 2px solid rgba(0,0,0,0.5);
    border-top-color: transparent;
    border-radius: 100%;

    -webkit-animation: spin 1s infinite linear;
    -moz-animation: spin 1s infinite linear;
    -ms-animation: spin 1s infinite linear;
    -o-animation: spin 1s infinite linear;
    animation: spin 1s infinite linear;
 }
 
.spinner:after {
    content: '';
    display: block;
    width: 0;
    height: 0;
    position: absolute;
    top: -6px;
    left: 3px;
    
    border: 6px solid transparent;
    border-bottom-color: rgba(0,0,0,0.5);
    
    -webkit-transform: rotate(45deg);
    -moz-transform: rotate(45deg);
    -ms-transform: rotate(45deg);
    -o-transform: rotate(45deg);
    transform: rotate(45deg);
}

@-webkit-keyframes spin {
    to { -webkit-transform: rotate(360deg); }
}

@-moz-keyframes spin {
    to { -moz-transform: rotate(360deg); }
}

@-ms-keyframes spin {
    to { -ms-transform: rotate(360deg); }
}

@-o-keyframes spin {
    to { -o-transform: rotate(360deg); }
}

@keyframes spin {
    to { transform: rotate(360deg); }
}