HTMLify

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

* {
    box-sizing: inherit;
}

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

body {
    min-height: 100vh;
    display: grid;
    place-items: center;
    background: #151515;
}

.truck-button {
    --color: #000;
    --background: #00ff94;
    --tick: #000;
    --base: #0d0f18;
    --wheel: #2b3044;
    --wheel-inner: #646b8c;
    --wheel-dot: #fff;
    --back: #6d58ff;
    --back-inner: #362a89;
    --back-inner-shadow: #2d246b;
    --front: #a6accd;
    --front-shadow: #535a79;
    --front-light: #fff8b1;
    --window: #2b3044;
    --window-shadow: #404660;
    --street: #646b8c;
    --street-fill: #00ff94;
    --box: #dcb97a;
    --box-shadow: #b89b66;
    padding: 12px 0;
    width: 172px;
    cursor: pointer;
    text-align: center;
    position: relative;
    border: none;
    outline: none;
    color: var(--color);
    background: var(--background);
    border-radius: var(--br, 5px);
    appearance: none;
    -webkit-tap-highlight-color: transparent;
    transform-style: preserve-3d;
    transform: rotateX(var(--rx, 0deg)) translateZ(0);
    transition: transform 0.5s, border-radius 0.3s linear var(--br-d, 0s);
}

.truck-button:before,
.truck-button:after {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 6px;
    display: block;
    background: var(--b, var(--street));
    transform-origin: 0 100%;
    transform: rotateX(90deg) scaleX(var(--sy, 1));
}

.truck-button:after {
    --sy: var(--progress, 0);
    --b: var(--street-fill);
}

.truck-button .default,
.truck-button .success {
    display: block;
    font-weight: 700;
    font-size: 14px;
    line-height: 24px;
    opacity: var(--o, 1);
    transition: opacity 0.3s;
}

.truck-button .success {
    --o: 0;
    position: absolute;
    top: 12px;
    left: 0;
    right: 0;
}

.truck-button .success svg {
    width: 12px;
    height: 10px;
    display: inline-block;
    vertical-align: top;
    fill: none;
    margin: 7px 0 0 4px;
    stroke: var(--tick);
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-dasharray: 16px;
    stroke-dashoffset: var(--offset, 16px);
    transition: stroke-dashoffset 0.4s ease 0.45s;
}

.truck-button .truck {
    position: absolute;
    width: 72px;
    height: 28px;
    transform: rotateX(90deg) translate3d(var(--truck-x, 4px), calc(var(--truck-y-n, -26) * 1px), 12px);
}

.truck-button .truck:before,
.truck-button .truck:after {
    content: "";
    position: absolute;
    bottom: -6px;
    left: var(--l, 18px);
    width: 10px;
    height: 10px;
    border-radius: 50%;
    z-index: 2;
    box-shadow: inset 0 0 0 2px var(--wheel), inset 0 0 0 4px var(--wheel-inner);
    background: var(--wheel-dot);
    transform: translateY(calc(var(--truck-y) * -1px)) translateZ(0);
}

.truck-button .truck:after {
    --l: 54px;
}

.truck-button .truck .wheel,
.truck-button .truck .wheel:before {
    position: absolute;
    bottom: var(--b, -6px);
    left: var(--l, 6px);
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--wheel);
    transform: translateZ(0);
}

.truck-button .truck .wheel {
    transform: translateY(calc(var(--truck-y) * -1px)) translateZ(0);
}

.truck-button .truck .wheel:before {
    --l: 35px;
    --b: 0;
    content: "";
}

.truck-button .truck .front,
.truck-button .truck .back,
.truck-button .truck .box {
    position: absolute;
}

.truck-button .truck .back {
    left: 0;
    bottom: 0;
    z-index: 1;
    width: 47px;
    height: 28px;
    border-radius: 1px 1px 0 0;
    background: linear-gradient(68deg,
            var(--back-inner) 0%,
            var(--back-inner) 22%,
            var(--back-inner-shadow) 22.1%,
            var(--back-inner-shadow) 100%);
}

.truck-button .truck .back:before,
.truck-button .truck .back:after {
    content: "";
    position: absolute;
}

.truck-button .truck .back:before {
    left: 11px;
    top: 0;
    right: 0;
    bottom: 0;
    z-index: 2;
    border-radius: 0 1px 0 0;
    background: var(--back);
}

.truck-button .truck .back:after {
    border-radius: 1px;
    width: 73px;
    height: 2px;
    left: -1px;
    bottom: -2px;
    background: var(--base);
}

.truck-button .truck .front {
    left: 47px;
    bottom: -1px;
    height: 22px;
    width: 24px;
    -webkit-clip-path: polygon(55% 0, 72% 44%, 100% 58%, 100% 100%, 0 100%, 0 0);
    clip-path: polygon(55% 0, 72% 44%, 100% 58%, 100% 100%, 0 100%, 0 0);
    background: linear-gradient(84deg,
            var(--front-shadow) 0%,
            var(--front-shadow) 10%,
            var(--front) 12%,
            var(--front) 100%);
}

.truck-button .truck .front:before,
.truck-button .truck .front:after {
    content: "";
    position: absolute;
}

.truck-button .truck .front:before {
    width: 7px;
    height: 8px;
    background: #fff;
    left: 7px;
    top: 2px;
    -webkit-clip-path: polygon(0 0, 60% 0%, 100% 100%, 0% 100%);
    clip-path: polygon(0 0, 60% 0%, 100% 100%, 0% 100%);
    background: linear-gradient(59deg,
            var(--window) 0%,
            var(--window) 57%,
            var(--window-shadow) 55%,
            var(--window-shadow) 100%);
}

.truck-button .truck .front:after {
    width: 3px;
    height: 2px;
    right: 0;
    bottom: 3px;
    background: var(--front-light);
}

.truck-button .truck .box {
    width: 13px;
    height: 13px;
    right: 56px;
    bottom: 0;
    z-index: 1;
    border-radius: 1px;
    overflow: hidden;
    transform: translate(calc(var(--box-x, -24) * 1px),
            calc(var(--box-y, -6) * 1px)) scale(var(--box-s, 0.5));
    opacity: var(--box-o, 0);
    background: linear-gradient(68deg,
            var(--box) 0%,
            var(--box) 50%,
            var(--box-shadow) 50.2%,
            var(--box-shadow) 100%);
    background-size: 250% 100%;
    background-position-x: calc(var(--bx, 0) * 1%);
}

.truck-button .truck .box:before,
.truck-button .truck .box:after {
    content: "";
    position: absolute;
}

.truck-button .truck .box:before {
    content: "";
    background: rgba(255, 255, 255, 0.2);
    left: 0;
    right: 0;
    top: 6px;
    height: 1px;
}

.truck-button .truck .box:after {
    width: 6px;
    left: 100%;
    top: 0;
    bottom: 0;
    background: var(--back);
    transform: translateX(calc(var(--hx, 0) * 1px));
}

.truck-button.animation {
    --rx: -90deg;
    --br: 0;
}

.truck-button.animation .default {
    --o: 0;
}

.truck-button.animation.done {
    --rx: 0deg;
    --br: 5px;
    --br-d: 0.2s;
}

.truck-button.animation.done .success {
    --o: 1;
    --offset: 0;
}