.glow-on-hover {
    width: 220px;
    height: 50px;
    border: none;
    outline: none;
    color: #000;
  background: #ffcbd9;
    cursor: pointer;
    position: relative;
    z-index: 0;
    border-radius: 30px;
    font-family: 'TildaSans', Arial, sans-serif;
    font-weight: 600;
    font-size: 22px;
}

@media screen and (max-device-width:980px) {
    .glow-on-hover {
    width: 80%;
  margin: 0 auto;
  display: block;
    }
}

.glow-on-hover:before {
    content: '';
    background: linear-gradient(45deg, #ffcbd9, #ffcbd9, #ff6b8e, #ffcbd9, #ffcbd9, #ff6b8e, #ffcbd9, #ffcbd9, #ff6b8e);
    position: absolute;
    top: -2px;
    left:-2px;
    background-size: 400%;
    z-index: -1;
    filter: blur(5px);
    width: calc(100% + 4px);
    height: calc(100% + 4px);
    animation: glowing 40s linear infinite;
    opacity: 1;
    transition: opacity .3s ease-in-out;
    border-radius: 30px;
}

.glow-on-hover:active{
    color: #000
}



.glow-on-hover:hover:before {
    opacity: 1;
}

.glow-on-hover:after {
    z-index: -1;
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: #ffcbd9;
    left: 0;
    top: 0;
    border-radius: 30px;
}

@keyframes glowing {
    0% { background-position: 200% 0; }
    50% { background-position: 400% 0; }
    100% { background-position: 100% 0; }
}