.gallery-sec{
    padding:50px 0px;
    display:flex;
    justify-content: center;
    align-items: center;
}
.gallery-sec .title h2{
    font-weight: bold;
padding-bottom: 10px;
border-bottom: 1px solid black;
color:var(--blue);
margin-bottom: 30px;
font-size: 24px;
}
.gallery-sec .row{
    row-gap:25px;
}
.gallery-sec .gall-img{
    overflow: hidden;
}

.gallery-sec .gall-img img {
    animation: zoom-in-zoom-out 3s ease infinite;
    will-change: transform; 
}

@keyframes zoom-in-zoom-out {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
    100% {
        transform: scale(1);
    }
}
.gall-img {
	background: #1abc9c;
}
.gall-img  img {
	opacity: 1;
	-webkit-transition: .3s ease-in-out;
	transition: .3s ease-in-out;
}
.gall-img:hover img {
	opacity: .5;
}