Button-Ripple.css

@import url('https://fonts.googleapis.com/css?family=Poppins:400,500,600,700,800,900&displayer=swap');

#ripples{
    margin: 0;
    padding: 0;
    height: 50vh;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    font-family: 'Poppins', sans-serif;
    background: #040d15;
}

.Ripple a {
    position: relative;
    display: inline-block;
    padding: 12px 36px;
    margin: 15px 15px;
    color: #fff;
    text-decoration: none;
    text-transform: uppercase;
    font-size: 24px;
    letter-spacing: 2px;
    border-radius: 40px;
    overflow: hidden;
    background: linear-gradient(90deg, #0162c8, #55e7fc);
}

.Ripple a:nth-child(2) {
    background: linear-gradient(90deg, #755bea, #ff72c0);
}

.Ripple span {
    position: absolute;
    background: #fff;
    transform: translate(-50%, -50%);
    pointer-events: none;
    border-radius: 50%;
    animation: animates 1s linear infinite; 
}

@keyframes animates {
    0% {
       width: 0px;
       height: 0px; 
       opacity: 0.5;
    }

    100% {
        width: 500px;
        height: 500px; 
        opacity: 0;
     }
}