html,
body {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

.body__landing {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.body__landing nav {
    background: #041e41;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 15px;
    flex-shrink: 0;
}

.body__landing nav img {
    display: block;
    height: 90px;
    width: auto;
}

.img__body {
    flex: 1;
}

.img__body picture {
    display: block;
    width: 100%;
    height: 100%;
}

.img__central {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    padding: 0;
    overflow: hidden;
    white-space: nowrap;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

@media (max-width: 768px) {

    .body__landing nav {
        padding: 10px;
    }

    .body__landing nav img {
        height: 50px;
    }

}