:root {
    --header: #19161ab9;
    --custom-grey: #000000;
    --custom-blue: #000000;
    --background-content: #00000096;
}


body {
    font-family: Arial, sans-serif;
    background:
        linear-gradient(to bottom,
            rgba(0,0,0,0.0) 0%,
            rgba(0,0,0,1) 100%
        ),
        url('space.avif');
    background-size: cover;
    background-attachment: fixed;

    color: #beb7b7;
    margin: 0;
    padding: 0;
}

a {
    color: #87a7d1;
    text-decoration: none;
}


ul {
    list-style: none;
}

.links-and-logos {
    display:flex;
    justify-content:space-between;
    align-items:stretch;
    background-color: var(--header);
    padding:0;
    margin:0;

    height:100px;

    box-shadow: 0px 1.2vh 15px var(--header);
    z-index: 20;
    position:relative;
}

.logos {    
    flex: 1;
    filter:invert(1);
}

.logos img {
    height:100px;
    width:auto;
}

.links-and-logos ul {
    display: flex;
    justify-content: flex-end;
    flex: 1;

    align-items:center;
    gap:20px;
    margin:10px;
}
@media screen and (max-width: 480px) {
    .links-and-logos ul {
        flex-direction:column;
        align-items:flex-end;
    }
}

.links-and-logos ul li {
    margin: 0 ;
}

.links-and-logos ul li a {
    margin:0px;
    padding:0;
    /*font-size:2rem;*/
    white-space:nowrap;
}

.links-and-logos ul li a:hover {
    text-decoration:underline;
}


.image-banner {
    padding:0;
    margin:0;
    z-index: 1;
}

.image-banner img {
    width:100%;
    height:30vh;
    /*object-fit:cover;*/
    background-color: black;
}

main {
    padding:0px;
    margin:0px;
    font-size: 100px;
}

.main-content {
    justify-content: center;
    display:flex;

    padding-left:15px;
    padding-right:15px;
    margin-top:5px;
    
}
.content, .content-reverse {
    display:flex;
    margin-top:10px;
    margin-bottom:10px;
    align-items: stretch;
    max-width:1000px;
}
@media screen and (max-width: 480px) {
    .content {
        flex-direction: column;
        align-items: center;
        max-width:100%
    }
}
.content div, .content-reverse div {
    display: flex;
    flex-direction: column;
    justify-content: center;
    background-color: var(--background-content);

    flex: 1 1 50%;
    max-width:80%;
    align-items: stretch;
    height:100%;

    margin-left:20px;

    padding-left: 20px;


    font-size:20px;
}
@media screen and (max-width: 480px) {
    .content div, .content-reverse div {
        max-width:100%;
        align-items: center;
        text-align: center;
        flex-direction: column;
    }   
}

.content div{
    margin-right:20px;
    margin-left:0px;
}

.content div p, .content-reverse div p {
    flex:1;
    font-size: 0.9em;
    margin:50px;
}

.content img, .content-reverse img {
    flex: 1 1 50%;
    max-width: 400px;
    width:100%;
    object-fit: cover;
    aspect-ratio: 1/1;

    /*margin: 15px;*/
    /*margin-right:2em;*/
}
@media screen and (max-width: 480px) {
    .content img, .content-reverse img {
        max-height:250px;
    }
}

.content div ul, .content-reverse div ul {
    padding-left:10px;
    list-style:circle;

    flex:1;
    font-size: 0.9em;
    margin:50px;
}

.content-reverse {
    flex-direction: row-reverse;
}
@media screen and (max-width: 480px) {
    .content-reverse {
        flex-direction: column;
    }
}

main {
    padding:0;
    margin:0;
}



footer {
    display:flex;
    justify-content: center;

    /*text-align:center;*/
    background-color:rgba(7, 7, 7, 0);
    padding:0px;
    margin:0px;

    width:100%;
    height:100%;
}

footer p {
    margin:0;
    padding:0;
    width:100%;
    height:100%;
}

footer ul {
    padding: 0px;
}

.links {
    display:flex;
    flex-direction:column;
    justify-content: center;
    
}

.links h2 {
    align-self:center;
}

.links ul {
    display:flex;
    justify-content: center;
}

.links ul li {
    margin-left: 20px;
    margin-right: 20px;
    margin-bottom: 15%;
}