<div class="grid">
                        <picture class="grid__pictures-box">
                            <img src="img/proba1.jpg" alt="" class="grid-picture grid-picture--1">
                            <img src="img/proba2.jpg" alt="" class="grid-picture grid-picture--2">
                            <img src="img/proba3.jpg" alt="" class="grid-picture grid-picture--3">
                            <img src="img/proba4.jpg" alt="" class="grid-picture grid-picture--4">

                        </picture>
                    </div>