body {
    margin: 0;
    background-color: black;
}

* {
    box-sizing: border-box;
    font-family: 'Cutive Mono', monospace;
}

@keyframes fade-in {
    0% {
        opacity: 0;
    }
    100% {
        opacity: 1;
    }
}

.mercury-page, .welcome-page {
    animation-name: fade-in;
    animation-duration: 500ms;
    animation-fill-mode: forwards;
}

.wrapper {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    width:100vw;
    height: 100vh;
    padding: 140px;
}

.earth-video {
    height: 70vh;
    filter: drop-shadow(0 0 10px rgba(0, 0, 0, 0.5));
    transform: translateY(-30px);}

.welcome-page {
    display: flex;
    position: relative;
    justify-content: center;
    align-items: center;
    width: 100vw;
    height: 100vh;
    overflow: hidden;
}

.welcome-page .background-video-wrapper {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.welcome-page .background-video {
    width: 100%;
    min-height: 100%;
}

.welcome-page ul {
    list-style: none;
    padding: 0;
    position: absolute;
    bottom: 10px;
    left: 10px;
    color: #fff;
}

.welcome-page ul li {
    margin-top: 7px;
}

..welcome-page ul p {
    margin: 0;
}

.welcome-page ul a {
    color: #fff;
    text-decoration: none;
    transition: all 200ms ease-in-out;
}

.welcome-page ul a:hover {
    text-decoration: underline;
}

.solar-system {
    position: absolute;
    fill: #fff;
    height: 120vh;
    filter: drop-shadow(0 0 100px rgba(255, 255, 255, 0.8));
}

.cls-2 {
    fill: cyan;
    opacity: 0.2;
}

@keyframes planet-rotation {
    0% {
        transform-origin: center;
        transform: rotateZ(0);
    }
    100% {
        transform-origin: center;
        transform: rotateZ(360deg);
    }
}

.planet {
    animation-name: planet-rotation;
    animation-iteration-count: infinite;
    animation-fill-mode: forwards;
    animation-timing-function: linear;
    box-shadow: 0 0 15px #000;
}

@keyframes sun-glow {
    0% {
        -webkit-filter: drop-shadow( 0 0 20px rgba(0, 0, 255, 1));
        filter: drop-shadow( 0 0 20px rgba(0, 0, 255, 1));
        transform: scale(1.025);
        opacity: 1;
        fill: cyan;
    }
    100% {
        -webkit-filter: drop-shadow( 0 0 10px rgba(0, 0, 255, 1));
        filter: drop-shadow( 0 0 10px rgba(0, 0, 255, 1));
        opacity: 0.9;
        fill: #fff;
    }
}

.sun-wrapper {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.sun-wrapper a {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    text-decoration: none;
    z-index: 5;
}

.sun-container p {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0;
}

.go-text {
    color: cyan;
    font-size: 6rem;
    text-transform: uppercase;
    -webkit-filter: drop-shadow( 0 0 10px rgba(0, 0, 255, 1));
    filter: drop-shadow( 0 0 10px rgba(0, 0, 255, 1));
    opacity: 0;
    transition: opacity 250ms cubic-bezier(0.6, -0.28, 0.74, 0.05);
}

.sun {
    z-index: 5;
    animation-name: sun-glow;
    animation-duration: 500ms;
    animation-iteration-count: infinite;
    animation-direction: alternate;
    animation-play-state: running;
    animation-timing-function: ease;
    height: 15vh;
    width: 15vh;
    transition: all 500ms ease;
}

.sun:hover {
    animation-play-state: paused !important;
    height: 45vh;
    width: 45vh;
    cursor: pointer;
}

.sun-wrapper:hover .go-text {
    opacity: 1;
}

.mercury {
    animation-duration: 5000ms;
    animation-delay: -1s;
}

.venus {
    animation-duration: 6000ms;
    animation-delay: 0s;
}

.earth {
    animation-duration: 10s;
    animation-delay: -5s;
}

.mars {
    animation-duration: 10500ms;
    animation-delay: -1s;
}

.jupiter {
    animation-duration: 15000ms;
    animation-delay: -1s;
}

.saturn {
    animation-duration: 45s;
    animation-delay: -15s;
}

.uranus {
    animation-duration: 60s;
    animation-delay: -40s;
}

.neptune {
    animation-duration: 120s;
    animation-delay: -100s;
}

.mercury-page {
    display: flex;
    position: relative;
    justify-content: space-between;
    align-items: center;
    width: 100vw;
    height: 100vh;
    overflow: hidden;
}

.mercury-page .background-video-wrapper {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.mercury-page .background-video {
    width: 100%;
    min-height: 100%;
    opacity: 0.6;
}

.planet-information {
    width: 35vw;
    margin-left: 10vw;
    color: #fff;
    font-size: 1.1rem;
    z-index: 5;
    transform: translateY(-30px);
}

.cyan-title {
    color: cyan;
    text-transform: uppercase;
    margin-top: 40px;
}

.planet-info-wrapper {
    position: relative;
    align-self: center;
    z-index: 5;
    color: #fff;
    font-family: 'Cutive Mono', monospace;
    margin-right: 12vw;
}

.mercury-page .planet-image {
    height: 70vh;
    filter: drop-shadow(0 0 10px rgba(0, 0, 0, 0.5));
    transform: translateY(-30px);
}

.planet-info {
    position: absolute;
    top: 0;
    right: -20%;
}

.planet-info ul {
    list-style: none;
    margin: 0;
    padding: 20px;
    background-color: rgba(0, 0, 0, 0.5);
    border-radius: 10px;
    border: 1px solid rgba(0, 255, 255, 0.5);
}

.planet-info ul li {
    margin-bottom: 7px;
}

.category {
    margin: 0;
    color: cyan;
    font-size: 0.8rem;
    text-transform: uppercase;
}

.category-text {
    margin: 0;
}

.logo {
    position: absolute;
    top: 10px;
    left: 10px;
    color: #fff;
    text-transform: uppercase;
    font-size: 2.5rem;
    z-index: 5;
}

.logo p {
    margin: 0;
}

.logo span {
    color: cyan;
}

.logo-link {
    text-decoration: none;
    color: #fff;
    position: relative;
    transition: color 200ms ease-in-out;
}

.logo-link:hover {
    color: cyan;
}

@keyframes pulsing {
    0% {
        opacity: 0;
    }
    100% {
        opacity: 1;
    }
}

.animate {
    animation-name: pulsing;
    animation-timing-function: ease;
    animation-duration: 1500ms;
    animation-iteration-count: infinite;
    animation-direction: alternate;
}

nav {
    display: flex;
    position: absolute;
    justify-content: center;
    bottom: 0;
    left: 0;
    height: 100px;
    width: 100%;
    margin-bottom: 20px;
}

nav ul {
    width: 70%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 0;
    list-style: none;
    padding: 0;
}

nav svg {
    fill: #fff;
    transition: fill 200ms ease-in-out, filter 200ms ease-in-out, transform 300ms ease-in-out;
}

nav a:hover svg {
    fill: cyan;
    filter: drop-shadow(0 0 5px rgba(0, 255, 255, 0.5));
    transform: scale(1.2);
}

.nav-sun {
    height: 100px;
    width: 100px;
}

.nav-mercury {
    height: 20px;
    width: 20px;
}

.nav-venus {
    height: 25px;
    width: 25px;
}

.nav-earth {
    height: 35px;
    width: 35px;
}

.nav-mars {
    height: 25px;
    width: 25px;
}

.nav-jupiter {
    height: 60px;
    width: 60px;
}

.nav-saturn {
    height: 55px;
    width: 55px;
}

.nav-uranus {
    height: 30px;
    width: 30px;
}

.nav-neptune {
    height: 30px;
    width: 30px;
}

.hidden {
    position: absolute;
    opacity: 0;
    visibility: hidden;
    transition: opacity 1s ease-in-out, visibility 1s ease-in-out, z-index 1s ease-in-out;
}

.active {
    position: absolute;
    opacity: 1;
    visibility: visible;
    transition: opacity 1s ease-in-out, visibility 1s ease-in-out, z-index 1s ease-in-out;
}