css hover link style : demo 80

CSS

(Fonts required: Roboto Slab.)
                        .link{
                            color: #27ae60;
                            font-family: 'Roboto Slab', serif;
                            font-size: 23px;
                            font-weight: 700;
                            text-transform: uppercase;
                            letter-spacing: 2px;
                            padding: 3px 6px;
                            display: inline-block;
                            overflow: hidden;
                            position: relative;
                            z-index: 1;
                            transition: all 0.3s ease;
                        }
                        .link:hover{
                            color: #fff;
                            text-shadow: 0 0 10px rgba(0,0,0,0.6);
                            transition: all 0.3s ease 0.3s;
                        }
                        .link:before,
                        .link:after{
                            content: '';
                            background: #2ecc71;
                            width: 5px;
                            height: 0;
                            border-radius: 50%;
                            transform: translateY(-50%);
                            position: absolute;
                            left: 0;
                            top: 50%;
                            z-index: -1;
                            transition: height 0.3s 0.3s ease,
                                        border-radius 0.3s 0.3s ease,
                                        top 0.3s 0.3s ease, width 0.3s ease;
                        }
                        .link:after{
                            left: auto;
                            right: 0;
                        }
                        .link:hover:before,
                        .link:hover:after{
                            width: 55%;
                            height: 100%;
                            border-radius: 5px;
                            transition: height 0.3s ease,
                                        border-radius 0.3s ease,
                                        top 0.3s ease, width 0.3s 0.3s ease;
                        }
                        @media only screen and (max-width: 767px){
                            .link{ margin: 0 0 20px 0; }
                        }
                    
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