@keyframes logoFade {
    0% {
        opacity: 0;
        filter: grayscale(100%);
        /* mix-blend-mode: multiply; */
    }
    100% {
        opacity: 1;
        filter: grayscale(0%);
        /* mix-blend-mode: normal; */
    }
}

html, body {
    margin: 0;
    padding: 0;
    height: 100%;
    width: 100%;
    background: linear-gradient(45deg, hsla(23, 41%, 9%, 1) 0%, hsla(18, 16%, 53%, 1) 100%);
    overflow: hidden;
    position: relative;
    font-family: 'Archivo Narrow', sans-serif;
    font-size: 16px;

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

    #brown {
        display: grid;
        place-content: center; 
        place-items: center;
        min-height: calc(100vh - 50px); 
        gap: 20px;
        text-align: center;

        img.logo {  
            width: 80%;
            max-width: 530px;
            height: auto;
            display: block;
            animation: logoFade 5s ease-in-out forwards;
        }

        p {
            text-align: center;
            color: hsla(18, 16%, 53%, 1);
            font-size: 2rem;
            text-wrap: balance;
        }
    }

    footer {
        width: 100%;
        height: 50px;
        background: hsla(23, 41%, 9%, 0.1); /* Subtle contrast against the brown */
        
        nav {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            height: 100%;
            place-items: center;

            a {
                color: hsla(18, 16%, 53%, 1);
                text-decoration: none;
                letter-spacing: 1px;
                font-size: 0.9rem;
                transition: color 0.3s ease;

                &:hover {
                    color: #fff;
                }
                &:visited {
                    color: hsla(18, 16%, 53%, 1);
                }
            }
        }
    }
}