*{
    padding: 0;
    margin: 0;
} 

 body {
     font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
     background: #ffffff;
     color: #333;
     display: flex;
     flex-direction: column;
     min-height: 100vh;
 }



 main {
     flex-grow: 1;
     padding: 1rem;
     max-width: 800px;
     margin: auto;
     width: 95%;
 }

 .upload-area {
     border: 2px dashed #ff6600;
     border-radius: 8px;
     padding: 2rem;
     text-align: center;
     cursor: pointer;
     margin-bottom: 1rem;
     position: relative;
     background: #fff6ee;
 }

 .upload-area.dragover {
     background: #ff660033;
 }

 input[type="file"] {
     display: none;
 }

 label.upload-label {
     display: inline-block;
     padding: 0.5rem 1rem;
     background: #ff6600;
     color: white;
     border-radius: 4px;
     cursor: pointer;
     margin-top: 0.5rem;
 }

 .original-size {
     color: #555;
     font-size: 0.9rem;
     margin-top: 0.3rem;
 }

 .controls {
     display: flex;
     gap: 2rem;
     justify-content: center;
     margin: 1rem 0;
 }

 .controls>div {
     flex: 1 1 45%;
 }

 label {
     display: block;
     margin-bottom: 0.3rem;
 }

 input[type="number"] {
     width: 100%;
     padding: 0.4rem;
     border-radius: 4px;
     border: 1px solid #ccc;
     background: #fff;
     color: #333;
 }

 button {
     background: #ff6600;
     border: none;
     padding: 0.8rem 1.2rem;
     font-weight: bold;
     cursor: pointer;
     border-radius: 4px;
     color: white;
     font-size: 1rem;
 }

 button:disabled {
     background: #ff660033;
     cursor: not-allowed;
 }

 .preview {
     text-align: center;
     margin-bottom: 1rem;
 }

 .preview img {
     max-width: 100%;
     border-radius: 8px;
     border: 2px solid #ff6600;
     margin-top: 0.5rem;
 }

 footer {
     text-align: center;
     padding: 1rem;
     font-size: 0.9rem;
     border-top: 2px solid #ff6600;
     color: #888;
 }

 .how-to,
 .privacy-policy {
     background: #fffaf5;
     border: 1px solid #ff6600;
     border-radius: 8px;
     padding: 1rem 1.5rem;
     margin: 1rem 0;
 }

 .how-to h2,
 .privacy-policy h2 {
     color: #ff6600;
     margin-bottom: 0.5rem;
 }

 .how-to ol {
     padding-left: 1.2rem;
     color: #444;
 }

 .how-to li {
     margin-bottom: 0.4rem;
     line-height: 1.6;
 }

 .privacy-policy p {
     color: #444;
     line-height: 1.5;
     margin-bottom: 0.8rem;
 }

 header {
     background-color: #222;
     color: #fff;
     padding: 3px 30px;
     display: flex;
     justify-content: space-between;
     align-items: center;
     flex-wrap: wrap;
 }

 header h1 {
     font-size: 1.5rem;
 }

 .nav-toggle {
     display: none;
     flex-direction: column;
     cursor: pointer;
 }

 .nav-toggle span {
     height: 3px;
     width: 25px;
     background: #ffa500;
     margin: 4px 0;
     transition: 0.3s;
 }

 nav {
     display: flex;
 }

 nav ul {
     list-style: none;
     display: flex;
     gap: 1.5rem;
 }

 nav ul li a {
     color: #ffa500;
     text-decoration: none;
     font-weight: bold;
     transition: color 0.3s;
 }

 nav ul li a:hover {
     color: #fff;
 }

 @media (max-width: 768px) {
     .nav-toggle {
         display: flex;
     }

     nav {
         width: 100%;
         display: none;
     }

     nav.active {
         display: block;
         margin-top: 1rem;
     }

     nav ul {
         flex-direction: column;
         gap: 1rem;
     }
 }