/* @jsagacodes 
@import url("https://fonts.googleapis.com/css?family=Raleway");
*/
:root {
    --glow-color: hsl(0, 85%, 52%);
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html,
body {
    height: 100%;
    width: 100%;
    overflow: hidden;
}

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

.glowing-btn {
    position: relative;
    color: var(--glow-color);
    cursor: pointer;
    padding: 0.35em 1em;
    border: 0.15em solid var(--glow-color);
    border-radius: 0.45em;
    background: none;
    perspective: 2em;
    font-family: "Raleway", sans-serif;
    font-size: 2em;
    font-weight: 900;
    letter-spacing: 1em;

    -webkit-box-shadow: inset 0px 0px 0.5em 0px var(--glow-color),
        0px 0px 0.5em 0px var(--glow-color);
    -moz-box-shadow: inset 0px 0px 0.5em 0px var(--glow-color),
        0px 0px 0.5em 0px var(--glow-color);
    box-shadow: inset 0px 0px 0.5em 0px var(--glow-color),
        0px 0px 0.5em 0px var(--glow-color);
    animation: border-flicker 2s linear infinite;
}

.glowing-word {
    float: left;
    margin-right: -0.8em;
    -webkit-text-shadow: 0 0 0.125em hsl(0 0% 100% / 0.3),
        0 0 0.45em var(--glow-color);
    -moz-text-shadow: 0 0 0.125em hsl(0 0% 100% / 0.3),
        0 0 0.45em var(--glow-color);
    text-shadow: 0 0 0.125em hsl(0 0% 100% / 0.3), 0 0 0.45em var(--glow-color);
    animation: text-flicker 3s linear infinite;
}

.faulty-letter {
    opacity: 0.5;
    animation: faulty-flicker 2s linear infinite;
}

.glowing-btn::before {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    opacity: 0.7;
    filter: blur(1em);
    transform: translateY(120%) rotateX(95deg) scale(1, 0.35);
    background: var(--glow-color);
    pointer-events: none;
}

.glowing-btn::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0;
    z-index: -1;
    background-color: var(--glow-color);
    box-shadow: 0 0 2em 0.2em var(--glow-color);
    transition: opacity 100ms linear;
}

.glowing-btn:hover {
    color: rgba(0, 0, 0, 0.8);
    text-shadow: none;
    animation: none;
}

.glowing-btn:hover .glowing-word {
    animation: none;
}

.glowing-btn:hover .faulty-letter {
    animation: none;
    text-shadow: none;
    opacity: 1;
}

.glowing-btn:hover:before {
    filter: blur(1.5em);
    opacity: 1;
}

.glowing-btn:hover:after {
    opacity: 1;
}

@keyframes faulty-flicker {
    0% {
        opacity: 0.1;
    }
    2% {
        opacity: 0.1;
    }
    4% {
        opacity: 0.5;
    }
    19% {
        opacity: 0.5;
    }
    21% {
        opacity: 0.1;
    }
    23% {
        opacity: 1;
    }
    80% {
        opacity: 0.5;
    }
    83% {
        opacity: 0.4;
    }

    87% {
        opacity: 1;
    }
}

@keyframes text-flicker {
    0% {
        opacity: 0.1;
    }

    2% {
        opacity: 1;
    }

    8% {
        opacity: 0.1;
    }

    9% {
        opacity: 1;
    }

    12% {
        opacity: 0.1;
    }
    20% {
        opacity: 1;
    }
    25% {
        opacity: 0.3;
    }
    30% {
        opacity: 1;
    }

    70% {
        opacity: 0.7;
    }
    72% {
        opacity: 0.2;
    }

    77% {
        opacity: 0.9;
    }
    100% {
        opacity: 0.9;
    }
}

@keyframes border-flicker {
    0% {
        opacity: 0.1;
    }
    2% {
        opacity: 1;
    }
    4% {
        opacity: 0.1;
    }

    8% {
        opacity: 1;
    }
    70% {
        opacity: 0.7;
    }
    100% {
        opacity: 1;
    }
}

@media only screen and (max-width: 600px) {
    .glowing-btn {
        font-size: 1em;
    }
}