index-style.css

body {
    display: flex;
    background-color: #262626;
    margin: 0px;
    height: 100vh;
    width: 100vw;
    color: white;
    font-family: 'Sofia Pro Black';
    min-height: 700px;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
}


:root {
    --cubic-bezier: cubic-bezier(0.4, 0, 0.49, 1);
}

body {
    background: #000;
    overflow: auto;
}

.frame {
    position: absolute;
    top: 30%;
    left: 90%;
    transform: translate(-50%, -50%);
    scale: 0.6;
    transition: transform 0.3s cubic-bezier(0.25, 0.1, 0.25, 1);
}

.frame:hover {
    transform: scale(1.1);
}

.frame .center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.frame .circle {
    position: relative;
    overflow: hidden;
    clip-path: circle(90px at 90px 90px);
    width: 180px;
    height: 180px;
    border-radius: 50%;
}

.source-text {
    position: absolute;
    top: 70%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 16px;
    font-weight: bold;
    color: white;
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

.sky {
    position: absolute;
    z-index: 0;
    top: 0;
    left: 0;
    right: 0;
    height: 124px;
    background: #578c9c;
    animation: sky-turns-black 4s var(--cubic-bezier) infinite;
}

.sun {
    position: absolute;
    z-index: 2;
    top: 7px;
    left: 73px;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: #ffef00;
    transform-origin: 50% 400%;
    animation: sun-goes-down 4s var(--cubic-bezier) infinite;
}

.side-left {
    position: absolute;
    top: 67px;
    left: 35px;
    height: 57px;
    width: 116px;
    background: #bfa9a9;
    clip-path: polygon(0% 100%, 100% 100%, 50% 0%);
    animation: pyramide-shading 4s var(--cubic-bezier) infinite;
}

.side-right {
    position: absolute;
    top: 67px;
    left: 93px;
    height: 57px;
    width: 58px;
    background: #e2d9d9;
    clip-path: polygon(30% 100%, 100% 100%, 0% 0%);
    animation: pyramide-shading 4s var(--cubic-bezier) infinite reverse;
}

.shadow {
    position: absolute;
    z-index: 2;
    top: 124px;
    left: -80px;
    height: 30px;
    width: 360px;
    background: rgba(0, 0, 0, 0.2);
    transform-origin: 50% 0%;
    clip-path: polygon(115px 0%, 231px 0%, 80% 100%);
    animation: shadow-on-the-floor 4s var(--cubic-bezier) infinite;
}

.ground {
    position: absolute;
    z-index: 1;
    bottom: 0;
    left: 0;
    right: 0;
    height: 56px;
    background: #bdb16e;
    animation: fading-sand 4s var(--cubic-bezier) infinite;
}

@keyframes sun-goes-down {
    0% {
        background: #f57209;
        transform: rotate(-70deg);
    }

    30% {
        background: #ffef00;
        transform: rotate(-28deg);
    }

    70% {
        background: #ffef00;
    }

    100% {
        background: #f57209;
        transform: rotate(70deg);
    }
}

@keyframes sky-turns-black {
    0% {
        background: #272c34;
    }

    30% {
        background: #578c9c;
    }

    70% {
        background: #578c9c;
    }

    100% {
        background: #272c34;
    }
}

@keyframes pyramide-shading {
    0% {
        background: #272c34;
    }

    30% {
        background: #e2d9d9;
    }

    70% {
        background: #bfa9a9;
    }

    100% {
        background: #272c34;
    }
}

@keyframes shadow-on-the-floor {
    0% {
        transform: scaleY(0);
        clip-path: polygon(115px 0%, 231px 0%, 100% 100%);
    }

    30% {
        transform: scaleY(1);
        clip-path: polygon(115px 0%, 231px 0%, 80% 100%);
    }

    55% {
        transform: scaleY(0.4);
    }

    75% {
        transform: scaleY(1);
    }

    100% {
        transform: scaleY(0);
        clip-path: polygon(115px 0%, 231px 0%, 0% 100%);
    }
}

@keyframes fading-sand {
    0% {
        background: #272c34;
    }

    30% {
        background: #bdb16e;
    }

    70% {
        background: #bdb16e;
    }

    100% {
        background: #272c34;
    }
}

@keyframes night-text-fade {

    0%,
    30%,
    70% {
        opacity: 0;
    }

    100% {
        opacity: 1;
    }
}

.sky::after {
    content: "SOURCE CODE HERE";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 16px;
    font-weight: bold;
    color: white;
    opacity: 0;
    animation: night-text-fade 4s var(--cubic-bezier) infinite;
}

.intro {
    position: absolute;
    background-color: #000000B3;
    height: 100vh;
    width: 100vw;
    z-index: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    text-align: center;
    animation: intro-fade-out 2.5s 1;
    opacity: 0;
    pointer-events: none;
    backdrop-filter: blur(6px);
}

h1 {
    font-size: 48px;
}

.header {
    font-size: 32px;
    justify-content: center;
    background-color: #1B1B1B;
    padding-top: 20px;
    padding-bottom: 20px;
    text-align: center;
    width: 100%;
}

.lock-animation {
    margin-top: 0px auto;
    position: relative;
    align-items: center;
    background-image: url("res/lockTop.png");
    width: 260px;
    height: 300px;
    background-repeat: no-repeat;
    background-position: center;
    transition: 0.4s;
}

.lock-base {
    background-image: url("res/lockBase.png");
    width: 260px;
    height: 166px;
    position: absolute;
    bottom: 0;
    display: flex;
    justify-content: center;
    align-items: flex-end;
}

input {
    background-color: #472D04;
    resize: none;
    width: 45px;
    height: 45px;
    font-size: 40px;
    text-align: center;
    border-radius: 5px;
    font-family: inherit;
    color: inherit;
    border: none;
    margin: 5px;
    box-shadow: 0px 5px #00000057;
}

::placeholder {
    color: white;
    opacity: 0.2;
}

.hint-wrapper {
    display: flex;
    text-align: center;
    flex-wrap: wrap;
    justify-content: space-around;
    width: 500px;
    max-width: 100vw;
}

.hint {
    display: flex;
    flex-direction: column;
    margin: 15px 22px;
    align-items: center;
}

.hint-top {
    width: fit-content;
    font-size: 24px;
    background: #1B1B1B;
    border-radius: 5px;
    padding: 5px 10px;
    margin-bottom: 5px;
}

.hint-text {
    font-size: 11px;
}


.continue-button {
    width: 200px;
    background-color: #9FC805;
    border-radius: 5px;
    height: 40px;
    color: white;
    font-family: inherit;
    border: none;
    font-size: 20px;
    box-shadow: 0px 5px #718E04;
    text-shadow: 0px 2px 2px #718E04;
    opacity: 0;
    position: relative;
    bottom: 0;
    transition: 0.2s;
}

.continue-button:hover {
    cursor: pointer;
    bottom: -5px;
    box-shadow: 0px 0px #718E04;
}

.footer {
    width: fit-content;
    bottom: -5px;
    display: flex;
    margin-top: 20px;
    color: gray;
    font-size: 12px;
    padding-bottom: 10px;
    cursor: pointer;
    letter-spacing: 2px;
}


/*Mobile Version*/
@media only screen and (max-width: 600px) {
    body {
        min-height: 880px;
    }
}


/*Hide Input Spinner Buttons*/
input::-webkit-outer-spin-button,
input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

/*For Firefox*/
input[type=number] {
    appearance: textfield;
    -moz-appearance: textfield;
}

@font-face {
    font-family: "Sofia Pro Black";
    src: url("res/sofiaProBlack.otf");
}

@font-face {
    font-family: "Montserrat";
    src: url("res/montserrat.ttf");
}

.bounce-in {
    animation: bounce-in 1.2s 1;
}

@keyframes intro-fade-out {
    0% {
        opacity: 1;
    }

    70% {
        opacity: 1;
    }

    100% {
        opacity: 0;
    }
}

@keyframes bounce-in {
    0% {
        opacity: 0;
        transform: scale(.3);
    }

    50% {
        opacity: 1;
        transform: scale(1.05);
    }

    70% {
        transform: scale(.9);
    }

    100% {
        transform: scale(1);
    }
}