css hover link style : demo 21

HTML

CSS

                        .link{
                            display: inline-block;
                            padding: 5px 15px;
                            font-size: 20px;
                            color: #2980b9;
                            text-transform: uppercase;
                            border-radius: 15px 0;
                            overflow: hidden;
                            z-index: 1;
                            position: relative;
                            transition: all 0.3s ease 0s;
                        }
                        .link:hover{ color: #fff; }
                        .link:after{
                            content: "";
                            display: block;
                            width: 50px;
                            height: 50px;
                            border-radius: 50%;
                            background: #2980b9;
                            position: absolute;
                            top: 50%;
                            left: 50%;
                            z-index: -1;
                            transform: translate(-50%, -50%) scale(0);
                            transition: all 0.5s ease 0s;
                        }
                        .link:hover:after{ transform: translate(-50%, -50%) scale(3); }
                        @media only screen and (max-width: 767px){
                            .link{ margin-bottom: 20px; }
                        }
                    
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