*{
    margin: 0;
    padding: 0;
}

ul {
    width: 880px;
    list-style: none;
    display: flex;
    margin: 100px auto;
}

.min { 
    width: 200px;
    padding: 10px;
}

.lbox {
    height: 0px;
    margin: 0px;
    padding: 0px;
    visibility: hidden;
    opacity: 0;
}

.lbox:target {
    opacity: 1;
    visibility: visible;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background: rgba(10, 10, 10, .7);

    position: fixed;
}

.box_img {
    width: 1000px;
    margin: 10px auto;
}

.btn-gal {
    color: white;
    font-family: Arial, Helvetica, sans-serif;
    text-decoration: none;
    position: absolute;
    width: 50px;
    height: 50px;
    font-size: 40px;
    text-align: center;
}

#prev{
    left: 5%;
    top: 45%;
}

#next{
    right: 5%;
    top: 45%;
}

#close{
    top: 0;
    right: 6%;
}

.box_img img {
    opacity: 0;
}

.lbox:target .box_img img {
    opacity: 1;
    transition: opacity .4s linear;
}