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

body {
    background: black;
    width: 100vw;
    height: 100vh;
}

header {
    text-align: center;
    font-size: 50px;
    padding: 50px 0;
    font-weight: 550;
    font-family: Roboto, serif;
    color: #ffffff;
    max-width: 100%;
    overflow: hidden;
}

#wrapper {
    max-width: 100%;
    margin: 0 auto 0 auto;
    font-family: Roboto, serif;
}

nav {
    width: max-width;
    background-color: black;
}
nav a {
    opacity: 0.5;
}

nav a:hover {
    opacity: 1.0;
}

a.menu {
    display: inline-block;
    width: 24.5%;
    padding: 50px 30px;
    text-decoration: none;
    font-size: 44px;
    text-align: center;
    color: white;
    align-items: center;  
}

div.fotomenu a {
    opacity: 0.5;
    width: 100%;
}

div.fotomenu a:hover {
    opacity: 1;
}

div.fotomenu a.active {
    opacity: 1.0;
}

div.cluster {
    width: max;
    height: auto;
}

img.cluster {   
    height: auto;
    width: 25vw;
    border: 5px solid black;
    margin: 50vh auto;
    display: flex;
        justify-content: center;
        flex-wrap: wrap;
        align-items: right;
        align-content: right;
}

img.cluster:hover {
    transform: scaleY(235%) scaleX(280%);
    border: 5px solid white;    
}

a.fotomenu {
    text-decoration: none;
    font-size: 44px;
    text-align: center;
    display: inline-block;
    padding: 30px 60px;
    margin: 50px 0;
    width: 100%;
    color: white;
}