:root {
    --white: #fff;
    --button: #ffcb39
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0
}

body {
    background: url(imgages/overlay_stars.svg) left top repeat, linear-gradient(to right bottom, #008E9E, #367CA8, #24989F);
    background-size: 400px, auto;
    color: var(--white);
    font-family: system-ui;
    height: 100vh;
    width: 100vw
}

ul {
    list-style: none;
    padding: 0;
    margin: 0
}

a {
    text-decoration: none;
    color: inherit
}

main {
    align-items: center;
    display: flex;
    justify-content: center;
    padding: 0 1rem;
    margin-top: 80px
}

.navbar {
    align-items: center;
    display: flex;
    justify-content: center;
    padding: 1rem;
    font-size: 1.2rem
}

.navbar ul {
    display: none
}

@media screen and (min-width: 420px) {
    .navbar {
        font-size: 1rem;
        justify-content: space-between
    }

    .navbar ul {
        display: flex
    }

    .navbar ul li {
        padding: 0.5rem 0.75rem
    }

    .navbar ul li::after {
        content: '';
        display: block;
        width: 0;
        height: 2px;
        background: var(--white);
        transition: width 0.3s
    }

    .navbar ul li:hover::after {
        width: 100%
    }
}

.message {
    display: flex;
    flex-direction: column;
    align-items: center;
    letter-spacing: 1px;
    z-index: 2
}

.message strong {
    font-size: 10rem
}

.message p {
    font-weight: 500;
    text-align: center;
    margin-top: -25px;
}

.message .title {
    font-size: 30px;
    color: white;
    margin-bottom: 2rem
}

.message-text {
    max-width: 689px;
    margin-bottom: 4rem;
    font-size: 35px;
	margin-top: -15px;
}

.button {
    border: 1px solid #00bc8c;
    border-radius: 10px;
    color: inherit;
    cursor: pointer;
    font-size: 20px;
    margin-top: -56px;
    padding: 0.5rem 0.75rem;
    background: #18a4b8;
    width: 125px;
    text-align: center;
	display: inline-block;
}

.hr{
    width: 100%;
    margin-top: 0px;
    margin-bottom: 40px;
}

.button:hover {
    background-color: #00bc8c;
    transition: all 0.4s ease
}

.button-home {
    background: #d32f2f;
    border: 1px solid #d32f2f;
    border-radius: 10px;
    color: inherit;
    cursor: pointer;
    font-size: 30px;
    margin-top: -56px;
    padding: 0.5rem 0.75rem;
    text-align: center;
	display: inline-block;
}

.button-home:hover {
    background-color: #ff2727;
    transition: all 0.4s ease
}

.box-astronaut {
    position: absolute;
    top: 50%;
    right: 20%;
    will-change: transform;
    animation: move-astronaut 50s infinite linear both alternate
}

.box-astronaut img {
    width: 150px;
    animation: rotate-astronaut 200s infinite linear both alternate
}

@keyframes rotate-astronaut {
    100% {
        -webkit-transform: rotate(-720deg);
        transform: rotate(-720deg)
    }
}

@keyframes move-astronaut {
    100% {
        -webkit-transform: translate(-100px, -100px);
        transform: translate(-100px, -100px)
    }
}

.bt {
	margin-top: -40px;
}