*{
    box-sizing: border-box;
}

body{
    background-color: rgb(223, 223, 223);
    line-height: 1.3;
    font-family: "pretendard", sans-serif;
    font-weight: 300;
    font-style: normal;
    font-optical-sizing: auto;
    overflow-x: hidden;
}

.grid {
    width: auto;
    height: auto;
}


a {
    display: inline-block;
    box-sizing: border-box;
}

body a{
    background-color: yellow;
}

.nav {
    display: grid;
    grid-template-columns: repeat(auto-fill,minmax(400px,1fr));
    justify-items: stretch;
    gap:12px;
}

.nav img{
    width: 100%;
}

@media (min-width:640px) {
        nav{
            align-items: center;
    }
}

@media (min-width:1024px) {
        nav{
            align-items: center;
    }        
}


h1{
    margin: 500;
    font-style: normal;
}

h2{
    font-size: 20px;
    max-width: 500px;
    background-color: yellow;
    font-style: normal;
}

img{
    max-width: 100%;
    height: auto;
    object-fit: cover;
    display: block;
}

p{
    max-width: 500px;
    background-color: yellow;
}

span{
    margin: 1%;
}







/****
header
****/


        .item{
            grid-template-columns: auto auto auto;
            justify-content: center;
            text-decoration: none;
            font-size: 16px;
            color: currentColor;

        }

        .gallery img {
            height: auto;

        }

        .nav a span{
            padding: 1px;
            justify-content: start;

        }

        .item .item-easy{
            justify-content: center;

        }

        .item a{
            text-decoration: none;
            color: currentColor;

        }


        .item img, .item .desc{
            transition: opacity 0.3s;
            background-color: rgb(0, 0, 0);
        }


        .item .desc{
            opacity: 0;
            background: #000;
            padding: 12px;
            border-radius: 3px;


        }


        .item:hover .desc{
            opacity: 1;
            z-index: 999;
        }

        .item:hover img{
            opacity: 0.2;

        }



.header{
    display: grid;
    grid-template-columns: auto auto;
    justify-content: space-between;
    align-items: center;
    background-color: rgb(255, 61, 177);
    padding: 5px 27px;
    /*
    position: sticky;
    */
    top: 0;
    z-index: 1000;
    margin-bottom: 10px;
    margin-top: 10px;
}

footer{
    text-decoration: none;
    color: currentColor;
    display: grid;
    text-align: center;
    padding: 12px;
    background-color: rgb(255, 61, 177);
    margin-top: 12px;
}

footer a{
    text-decoration: none;
    color: currentColor;
    padding: 10px;
}


/*
    @media (min-width:640px) {
        div{

        }
    }
        */

.header a{
    text-decoration: none;
    color: currentColor;
}

.header h1{
    background-color: #000;
}

/****
page projet
****/





.navi {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 12px;

}

.navi img {
    width: 100%;
    height: auto;
    object-fit: cover;
    display: block;
}

/* Optionnel : pour un rendu identique à l’index */
@media (min-width: 640px) {
    .navi {
        grid-template-columns: repeat(auto-fill, minmax(30%, 1fr));
    }
}

@media (min-width: 1024px) {
    .navi {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    }
}


.navi p{
    justify-content: start;
}

.navi img{
    width: auto;
    height: auto;
}







.reliure {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 12px;

}

.reliure img {
    width: auto;
    height: auto;
    object-fit: cover;
    display: block;
    margin-bottom: 12px;
}

/* Optionnel : pour un rendu identique à l’index */
@media (min-width: 640px) {
    .reliure {
        grid-template-columns: repeat(auto-fill, minmax(30%, 1fr));
    }
}

@media (min-width: 1024px) {
    .reliure {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    }
}




.reliure p{
    justify-content: start;
}




.rg {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
    gap: 12px;

}

.rg img {
    width: auto;
    height: auto;
    object-fit: cover;
    display: block;

}

/* Optionnel : pour un rendu identique à l’index */
@media (min-width: 640px) {
    .rg {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    }
}

@media (min-width: 1024px) {
    .rg {
        grid-template-columns: repeat(auto-fill, minmax(520px, 1fr));
    }
}


.rg p{
    justify-content: space-between;
}