.glow-on-hover{border:none;outline:none;color:#80f;cursor:pointer;position:relative;z-index:0;border-radius:0}.glow-on-hover:before{content:"";background:linear-gradient(45deg,#a704ff,#d000ff,#6909f8,#c508ff,#7000bb,#b700ff,#be27ff,#7c02ff,#a601ff);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 20s linear infinite;opacity:0;transition:opacity .3s ease-in-out;border-radius:10px;opacity:1}.glow-on-hover:after{z-index:-1;content:"";position:absolute;width:100%;height:100%;background:#f4f4f4;left:0;top:0;border-radius:5px}@keyframes glowing{0%{background-position:0 0}50%{background-position:400% 0}to{background-position:0 0}}