CSS add overlay with content and spinner — September 29, 2017

CSS add overlay with content and spinner

            background-color: rgba(255, 255, 255, 0.8);
            position: fixed;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            z-index: 9999;
            background-position: center center;
            background-repeat: no-repeat;
            top: 0px;
            left: 0px;
            width: 100%;
            height: 100%;
            background-size: 91px;

Just add anything in div with class ‘overlay’, like text , image and it will appear in center of page.

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