.expand-button{margin-top:20px;padding:10px 20px;background-color:#007bff;color:white;border:none;cursor:pointer;border-radius:5px}.expand-button:hover{background-color:#0056b3}.masonry{column-count:1;column-gap:1rem}@media (min-width:640px){.masonry{column-count:2}}@media (min-width:768px){.masonry{column-count:3}}@media (min-width:1024px){.masonry{column-count:4}}.masonry-item{break-inside:avoid;margin-bottom:1rem}