style.css

@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@700&display=swap');

*{
    margin: 0;
    padding: 0;
    font-family: 'Poppins', sans-serif;
}

body{
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: #383d52;
}

h2{
    position: relative;
    font-size: 14vh;
    color: #252839;
    -webkit-text-stroke: 0.3vw #383d52;
    text-transform: uppercase;
}

h2::before{
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    color: #01fe87;
    -webkit-text-stroke: 0vw #383d52;
    border-right: 2PX solid #01fe87;
    overflow: hidden;
    animation: animate 5s linear infinite;

}

@keyframes animate{
    0%,10%,100%
    {
        width: 0;
    }
    70%,90%
    {
        width: 100%;
    }
}