.image-converter{max-width:600px;margin:0 auto;padding:1.5rem;text-align:center;border-radius:12px;font-family:Arial,sans-serif}.image-converter h1{font-size:1.5rem;font-weight:600;margin-bottom:1rem;text-align:center;color:#3a3a3a}.image-converter p{color:#696969;font-size:13px}.image-converter input[type=file]{margin-bottom:1rem;margin-top:10px;text-align:center}.image-converter select{padding:.4rem;border-radius:6px;margin-top:10px;border:1px solid #ccc}.image-converter button{padding:.5rem 1rem;border:none;border-radius:6px;margin-left:.5rem;cursor:pointer;font-weight:500;transition:background-color .3s ease}.image-converter button.convert{background-color:#2f9037;margin-top:30px;color:#fff}.image-converter button.download{background-color:#28a745;color:#fff;margin-top:1rem}.image-converter button:hover{opacity:.9}.image-preview img{max-width:20%;margin-top:1rem;border-radius:10px}