@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@100;200;300;400;500;600;700;800;900&display=swap');

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}
body {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: #222;
    gap: 50px;
    flex-direction: column;
}
a {
    position: relative;
    padding: 20px 60px;
    background: rgba(45,45,45,1);
    border-radius: 50px;
    color: #999;
    font-size: 1.5em;
    text-transform: uppercase;
    text-decoration: none;
    overflow: hidden;
    transition: 0.5s;
}
a:hover
{
    color: var(--clr);
    text-shadow: 0 0 15px var(--clr),
    0 0 40px var(--clr);
}
a span {
    position: relative;
    z-index: 1;
    letter-spacing: 0.2em;
}
a::before {
    content: '';
    position: absolute;
    top: var(--y);
    left: var(--x);
    transform: translate(-50%,-50%);
    background: radial-gradient(var(--clr), transparent, transparent);
    width: 200px;
    height: 200px;
    opacity: 0;
    transition: 0.5s, top 0s, left 0s;
}
a:hover::before{
    opacity: 1;
}
a::after {
    content: '';
    position: absolute;
    inset: 2px;
    background: rgba(45,45,45,0.8);
    border-radius: 48px;
}

.esin {    
    z-index: 2000;
    transform: translate(110%,0%);
    pointer-events:fills;
    font-size: 10px;
}