JSFiddle - React, Tailwind, and code Playground

HTML

<div class="pos-footer">
        <div class="icon-social">
            <a href="https://github.com/major697?tab=repositories">
                <div class="icon-social-pos">
                    <div class="icon-style icon-github"></div>
                </div>
            </a>
            <a href="https://www.linkedin.com/in/michalglowacki92">
                <div class="icon-social-pos">
                    <div class="icon-style icon-linkedin"></div>
                </div>
            </a>
        </div>
    </div>

CSS

*{
  background-color: black;
}
.pos-footer {
    position: absolute;
    bottom: 20px;
    right: 30px;
}
.icon-social {
    display: flex;
}
.icon-social-pos {
    position: relative;
}
.icon-style {
    position: relative;
    background-repeat: no-repeat;
    background-position: center; 
    width: 30px;
    height: 30px;
    background-color: rgba(255, 255, 255, 0.25);
    padding: 10px;
    border-radius: 50%;
    transition: background-color .3s ease-in-out;
}
.icon-style:hover {
    background-color: rgba(255, 255, 255, 0.7);
}
.icon-style::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1;
    width: 100%;
    height: 100%;
    border: 5px solid rgba(255, 255, 255, 0.425);
    border-radius: 50%;
    padding: 7px;
    opacity: 0;
    transition: all .4s ease-in-out;
}
.icon-style:hover::after {
    opacity: 1;
    /* transform: scale(1.2); */
}
.icon-github {
    background-image: url("https://img.icons8.com/windows/30/000000/github.png");
    margin-right: 10px;
}
.icon-linkedin {
    background-image: url("https://img.icons8.com/ios-glyphs/22/000000/linkedin-2.png");
    margin-left: 10px;
}