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HTML

              
                <a href="" class="rocket-button">
    <div class="default">Launch Site</div>
    <div class="success">
        <svg>
            <use xlink:href="#check">
        </svg>
        <div>Site live</div>
    </div>
    <div class="animation">
        <div class="rocket">
            <svg>
                <use xlink:href="#rocket">
            </svg>
        </div>
        <div class="smoke">
            <i></i><i></i><i></i><i></i><i></i><i></i>
        </div>
    </div>
</a>

<svg xmlns="http://www.w3.org/2000/svg" style="display: none;">
    <symbol xmlns="http://www.w3.org/2000/svg" viewBox="0 0 13 11" id="check">
        <polyline stroke="currentColor" points="1 5.5 5 9.5 12 1.5"></polyline>
    </symbol>
    <symbol xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 36" id="rocket">
        <path d="M12,0 C18.6666667,8.70175439 19.7777778,19.0350877 15.3333333,31 L8.66666667,31 C4.22222222,19.0350877 5.33333333,8.70175439 12,0 Z" fill="var(--rocket)"></path>
        <path d="M12,0 C5.33333333,8.70175439 4.22222222,19.0350877 8.66666667,31 C6.72222222,17.9473684 7.83333333,7.61403509 12,0 Z" fill="var(--rocket-shadow-left)"></path>
        <path d="M12,0 C18.6666667,8.70175439 19.7777778,19.0350877 15.3333333,31 C17.2777778,17.9473684 16.1666667,7.61403509 12,0 Z" fill="var(--rocket-shadow-right)"></path>
        <path d="M22.2399372,27.25 C21.2403105,25.558628 19.4303122,23.808628 16.21,22 L15,31 L17.6512944,31 C18.2564684,31 18.8216022,31.042427 19.1572924,31.5292747 L21.7379379,35.271956 C22.0515593,35.7267976 22.5795404,36 23.1449294,36 C23.5649145,36 23.9142153,35.7073938 23.9866527,35.3215275 L24,35.146217 L23.9987214,35.1196135 C23.7534506,31.4421183 23.1671892,28.8189138 22.2399372,27.25 Z" fill="var(--rocket-wing-right)"></path>
        <path d="M1.76006278,27.25 C2.75968951,25.558628 4.56968777,23.808628 7.79,22 L9,31 L6.34870559,31 C5.74353157,31 5.17839777,31.042427 4.84270762,31.5292747 L2.2620621,35.271956 C1.94844071,35.7267976 1.42045963,36 0.855070627,36 C0.435085457,36 0.0857846604,35.7073938 0.0133472633,35.3215275 L0,35.146217 L0.00127855763,35.1196135 C0.24654935,31.4421183 0.832810758,28.8189138 1.76006278,27.25 Z" fill="var(--rocket-wing-left)"></path>
        <circle fill="var(--rocket-window-shadow)" cx="12" cy="12" r="3"></circle>
        <circle fill="var(--rocket-window)" cx="12" cy="12" r="2.5"></circle>
        <path d="M15.6021597,5.99977504 L8.39784027,5.99977504 C8.54788101,5.6643422 8.70496315,5.3309773 8.86908669,4.99968036 L15.1309133,4.99968036 C15.2950369,5.3309773 15.452119,5.6643422 15.6021597,5.99977504 Z" fill-opacity="0.3" fill="var(--rocket-line)"></path>
    </symbol>
</svg>
        
<!-- dribbble -->
<a class="dribbble" href="https://dribbble.com/shots/8224762--Button" target="_blank"><img src="https://cdn.dribbble.com/assets/dribbble-ball-mark-2bd45f09c2fb58dbbfb44766d5d1d07c5a12972d602ef8b32204d28fa3dda554.svg" alt=""></a>
              
            
!

CSS

              
                .rocket-button {
    --background: #262730;
    --text: #fff;
    --check: #5c86ff;
    --blue: #5c86ff;
    --blue-transparent: #{rgba(#5c86ff, 0)};
    --dot: #fe5151;
    --dot-shadow: #{rgba(#fe5151, .3)};
    --smoke: #{rgba(#f7f8ff, .9)};
    --rocket: #eef0fd;
    --rocket-shadow-left: #fff;
    --rocket-shadow-right: #d3d4ec;
    --rocket-wing-right: #c2c3d9;
    --rocket-wing-left: #d3d4ec;
    --rocket-window: #275efe;
    --rocket-window-shadow: #c2c3d9;
    --rocket-line: #9ea0be;
    font-size: 14px;
    font-weight: 500;
    line-height: 19px;
    padding: 14px 28px;
    display: table;
    position: relative;
    backface-visibility: hidden;
    text-decoration: none;
    color: var(--text);
    &:before {
        content: '';
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        border-radius: 25px;
        backface-visibility: hidden;
        transition: transform .2s ease;
        transform: scale(var(--s, 1)) translateZ(0);
        position: absolute;
        background: var(--background);
    }
    .default,
    .success,
    .animation {
        z-index: 1;
    }
    .default,
    .success {
        span {
            display: block;
            transition: transform .2s ease, opacity .2s ease;
            transform: translateX(var(--x, 0));
            opacity: var(--o, 1);
            filter: blur(var(--b, 0px));
        }
    }
    .default {
        position: relative;
        display: flex;
        &:before {
            content: '';
            width: 5px;
            height: 5px;
            border-radius: 50%;
            margin: 7px 8px 0 0;
            box-shadow: 0 0 0 1px var(--dot-shadow);
            animation: pulse 1s ease infinite;
            vertical-align: top;
            display: inline-block;
            transition: opacity .3s linear;
            opacity: var(--o, 1);
            background: var(--dot);
        }
    }
    .success {
        opacity: var(--o, 0);
        position: absolute;
        display: flex;
        top: 14px;
        left: 50%;
        transform: translateX(-50%);
        svg {
            width: 13px;
            height: 11px;
            stroke-width: 2;
            stroke-dasharray: 20px;
            stroke-dashoffset: var(--o, 20px);
            stroke-linecap: round;
            stroke-linejoin: round;
            fill: none;
            display: block;
            color: var(--check);
            margin: 4px 8px 0 0;
        }
        & > div {
            display: flex;
            span {
                --o: 0;
                --x: 8px;
                --b: 2px;
            }
        }
    }
    .animation {
        left: 0;
        right: 0;
        bottom: 0;
        height: 120px;
        pointer-events: none;
        overflow: hidden;
        position: absolute;
        .smoke {
            left: 50%;
            top: 100%;
            position: absolute;
            i {
                opacity: 0;
                transform: scale(.7);
                border-radius: 50%;
                position: absolute;
                bottom: var(--b, -20px);
                left: var(--l, -12px);
                width: var(--s, 32px);
                height: var(--s, 32px);
                background: var(--smoke);
                &:nth-child(2) {
                    --s: 20px;
                    --l: -24px;
                    --b: -10px;
                    --d: 50ms;
                }
                &:nth-child(3) {
                    --s: 22px;
                    --l: 0;
                    --b: -12px;
                    --d: 20ms;
                }
                &:nth-child(4) {
                    --s: 12px;
                    --l: 16px;
                    --b: -6px;
                    --d: 120ms;
                }
                &:nth-child(5) {
                    --s: 24px;
                    --l: -20px;
                    --b: -14px;
                    --d: 80ms;
                }
                &:nth-child(6) {
                    --s: 12px;
                    --l: -28px;
                    --b: -8px;
                    --d: 60ms;
                }
            }
        }
        .rocket {
            position: absolute;
            left: 50%;
            top: 100%;
            z-index: 1;
            margin: 0 0 0 -12px;
            &:before {
                content: '';
                margin-left: -3px;
                left: 50%;
                top: 32px;
                position: absolute;
                width: 6px;
                border-radius: 2px;
                height: 32px;
                transform-origin: 50% 0;
                transform: scaleY(.5);
                background: linear-gradient(var(--blue), var(--blue-transparent));
            }
            svg {
                width: 24px;
                height: 36px;
                display: block;
            }
        }
    }
    &:active {
        --s: .95;
    }
    &.live {
        &:before {
            animation: shake 1.5s ease .6s;
        }
        .default {
            &:before {
                --o: 0;
            }
            span {
                --o: 0;
                --x: 8px;
                --b: 2px;
                transition: transform .3s ease var(--d), opacity .3s ease var(--d), filter .3s ease var(--d);
            }
        }
        .success {
            --o: 1;
            span {
                --o: 1;
                --x: 0;
                --b: 0;
                transition: transform .3s ease calc(var(--d) + 2200ms), opacity .3s ease calc(var(--d) + 2200ms), filter .3s ease calc(var(--d) + 2200ms);
            }
            svg {
                --o: 0;
                transition: stroke-dashoffset .3s ease 2.25s;
            }
        }
        .animation {
            .rocket {
                animation: rocket 2s ease forwards .4s;
                &:before {
                    animation: rocket-light 2s ease forwards .4s;
                }
            }
            .smoke {
                i {
                    animation: var(--n, smoke) 1.7s ease forwards calc(var(--d) + 600ms);
                    &:nth-child(3),
                    &:nth-child(6) {
                        --n: smoke-alt;
                    }
                }
            }
        }
    }
}

@keyframes pulse {
    50% {
        box-shadow: 0 0 0 2px var(--dot-shadow);
    }
}

@keyframes shake {
    8%,
    24%,
    40%,
    56%,
    72%,
    88% {
        transform: translateX(-1px);
    }
    16%,
    32%,
    48%,
    64%,
    80%,
    96% {
        transform: translateX(1px);
    }
}

@keyframes smoke {
    20%,
    80% {
        opacity: 1;
        transform: scale(1);
    }
    55% {
        transform: scale(.92);
    }
}

@keyframes smoke-alt {
    20%,
    80% {
        opacity: 1;
        transform: scale(1);
    }
    60% {
        transform: scale(1.08);
    }
}

@keyframes rocket {
    35% {
        transform: translateY(-56px);
    }
    80% {
        transform: translateY(-48px);
        opacity: 1;
    }
    100% {
        transform: translateY(-108px) scale(.6);
        opacity: 0;
    }
}

@keyframes rocket-light {
    35% {
        transform: scaleY(.6);
    }
    75% {
        transform: scaleY(.5);
    }
    100% {
        transform: scaleY(1);
    }
}

html {
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
}

* {
    box-sizing: inherit;
    &:before,
    &:after {
        box-sizing: inherit;
    }
}

// Center & dribbble
body {
    min-height: 100vh;
    display: flex;
    font-family: 'Roboto', Arial;
    justify-content: center;
    align-items: center;
    background: #F7F8FF;
    .dribbble {
        position: fixed;
        display: block;
        right: 20px;
        bottom: 20px;
        img {
            display: block;
            height: 28px;
        }
    }
}
              
            
!

JS

              
                const d = 40;

document.querySelectorAll('.rocket-button').forEach(elem => {

    elem.querySelectorAll('.default, .success > div').forEach(text => {
        charming(text);
        text.querySelectorAll('span').forEach((span, i) => {
            span.innerHTML = span.textContent == ' ' ? '&nbsp;' : span.textContent;
            span.style.setProperty('--d', i * d + 'ms');
            span.style.setProperty('--ds', text.querySelectorAll('span').length * d - d - i * d + 'ms');
        });
    });

    elem.addEventListener('click', e => {
        e.preventDefault();
        if(elem.classList.contains('animated')) {
            return;
        }
        elem.classList.add('animated');
        elem.classList.toggle('live');
        setTimeout(() => {
            elem.classList.remove('animated');
        }, 2400);
    });

});

              
            
!
999px

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