самый простой варик как по мне
<div class="gallery_review">
<div class="cssbox">
<a id="image1" href="#image1"><img class="cssbox_thumb" src="accets/images/review_dunk_low_nike1.jpg"/>
<span class="cssbox_full"><img src="accets/images/review_dunk_low_nike1.jpg"/></span>
</a>
<a class="cssbox_close" href="#void"></a>
<a class="cssbox_next" href="#image2"></a>
</div>
<div class="cssbox">
<a id="image2" href="#image2"><img class="cssbox_thumb" src="accets/images/review_dunk_low_nike2.jpg"/>
<span class="cssbox_full"><img src="accets/images/review_dunk_low_nike2.jpg" /></span>
</a>
<a class="cssbox_close" href="#void"></a>
<a class="cssbox_prev" href="#image1"></a>
<a class="cssbox_next" href="#image3"></a>
</div>
<div class="cssbox">
<a id="image3" href="#image3"><img class="cssbox_thumb" src="accets/images/review_dunk_low_nike1.jpg"/>
<span class="cssbox_full"><img src="accets/images/review_dunk_low_nike1.jpg"/></span>
</a>
<a class="cssbox_close" href="#void"></a>
<a class="cssbox_prev" href="#image2"></a>
<a class="cssbox_next" href="#image4"></a>
</div>
<div class="cssbox">
<a id="image4" href="#image4"><img class="cssbox_thumb" src="accets/images/review_dunk_low_nike1.jpg"/>
<span class="cssbox_full"><img src="accets/images/review_dunk_low_nike1.jpg"/></span>
</a>
<a class="cssbox_close" href="#void"></a>
<a class="cssbox_prev" href="#image3"></a>
<a class="cssbox_next" href="#image5"></a>
</div>
<div class="cssbox">
<a id="image5" href="#image5"><img class="cssbox_thumb" src="accets/images/review_dunk_low_nike1.jpg"/>
<span class="cssbox_full"><img src="accets/images/review_dunk_low_nike1.jpg"/></span>
</a>
<a class="cssbox_close" href="#void"></a>
<a class="cssbox_next" href="#image6"></a>
</div>
</div>
/* gallery */
.gallery_review{
display: grid;
width: 70%;
grid-template-columns: repeat(2, 1fr);
gap: 15px;
}
.cssbox_thumb{
width: 100%;
height: 100%;
background-size: cover;
border-radius: 5px;
}
div.cssbox {
display: inline-block;
}
span.cssbox_full {
z-index: 999999;
position: fixed;
height: 100%;
width: 100%;
background-color: rgba(0,0,0,0.8);
top: 0;
left: 0;
opacity: 0;
pointer-events: none;
cursor: default;
transition: opacity 0.5s linear;
}
span.cssbox_full img {
position: fixed;
background-color: white;
margin: 0;
padding: 0;
max-height: 90%;
max-width: 90%;
border-radius: 10px;
top: 50%;
left: 50%;
margin-right: -50%;
transform: translate(-50%, -50%);
box-shadow: 0 0 20px black;
}
a.cssbox_close,
a.cssbox_prev,
a.cssbox_next {
z-index: 999999;
position: fixed;
text-decoration: none;
visibility: hidden;
color: white;
font-size: 36px;
}
a.cssbox_close {
top: 1%;
right: 1%
}
a.cssbox_close::after {
content: '\00d7';
}
a.cssbox_prev,
a.cssbox_next {
top: 50%;
transform: translate(0%, -50%);
cursor: pointer;
background-image: url(../images/arrow_click_gallery.svg);
background-repeat: no-repeat;
background-size: cover;
width: clamp(1.5625rem, 1.3599rem + 1.0132vw, 2.330625rem);
height: clamp(1.5625rem, 1.3599rem + 1.0132vw, 2.330625rem);
}
a.cssbox_prev {
left: 5%;
transform: rotate(360deg);
}
a.cssbox_next {
right: 5%;
transform: rotate(180deg);
}
a:target ~ a.cssbox_close,
a:target ~ a.cssbox_prev,
a:target ~ a.cssbox_next {
visibility: visible;
}
a:target > img.cssbox_thumb + span.cssbox_full {
visibility: visible;
opacity: 1;
pointer-events: initial;
}
/* end gallery */
