.gallery_cont{
    display: flex;
    flex-wrap: wrap;
}
.title_year{
    width: 100%;
height: 50px;
display: flex;
justify-content: center;
align-items: center;

}
.photo{
    width: calc(100% / 3);
    aspect-ratio: 1 / 1;
    object-fit: cover;
    object-position: bottom right;
    filter: grayscale(30%);
    cursor:pointer;
}
.photo:hover {
    filter: none;
    width: calc(100% / 3 - 2px);
    border: 1px solid #fff;
}

.next_photo{
    margin: 10px auto;
    width: 250px;
    border: 1px solid rgb(0, 47, 109);
    border-radius: 10px;
    background: rgb(0, 47, 109);
    color: #fff;
    text-align: center;
    padding: 10px;
    cursor: pointer;
}
.next_photo:hover{
    background: rgb(0, 66, 153);
}