<style>
body, .bengali-text {
    font-family: 'Noto Sans Bengali', sans-serif;
}

        /* Global styles */
        * {
            outline: none; /* Remove the blue outline effect globally */
            -webkit-tap-highlight-color: transparent; /* Disable tap highlight color */
            user-select: none; /* Disable text selection */
            -webkit-user-select: none; /* Disable text selection for Safari */
            -moz-user-select: none; /* Disable text selection for Firefox */
            -ms-user-select: none; /* Disable text selection for IE/Edge */
            box-sizing: border-box; /* Ensure padding does not affect element width */
        }

        body {
            font-family: 'Poppins', sans-serif;
            background-color: #f3f4f6;
            color: #333;
            margin: 0;
            padding: 26px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            min-height: 100vh;
        }

        .container {
            background-color: #fff;
            padding: 30px;
            border-radius: 9px;
            box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
            width: calc(100% - 6px);
            margin-top: 40px;
            text-align: center;
        }

        .header {
            width: 100%;
            padding: 15px;
            background-color: #0a0a35;
            display: flex;
            align-items: center;
            justify-content: space-between;
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
            margin-bottom: 20px;
            color: #fff;
            position: fixed;
            top: 0;
            left: 0;
            z-index: 1000;
        }

        .header h1 {
            margin: 0;
            font-size: 1.5em;
            font-weight: bold;
            flex-grow: 1;
            text-align: center;
        }

        .header img {
            height: 30px;
            width: 30px;
        }

        .back-button img {
            transition: transform 0.2s ease-in-out;
        }

        .back-button img:hover {
            transform: scale(1.2);
        }

        .error-message, .success-message {
            margin-bottom: 15px;
            font-size: 0.9em;
            padding: 10px;
            border-radius: 5px;
        }

        .error-message {
            background-color: #f8d7da;
            color: #721c24;
        }

        .success-message {
            background-color: #d4edda;
            color: #155724;
        }

        .upload-container {
            border: 2px dashed #ccc;
            padding: 40px;
            border-radius: 5px;
            margin-bottom: 20px;
            cursor: pointer;
            position: relative;
            transition: background-color 0.3s ease;
        }

        .upload-container:hover {
            background-color: #f0f0f0;
        }

        .upload-container img {
            width: 50px;
            margin-bottom: 10px;
        }

        .upload-container img.preview {
            width: 100%;
            margin-top: 10px;
            border-radius: 8px;
            max-height: 200px;
            object-fit: contain;
            display: none;
        }

        input[type="text"], input[type="file"] {
            width: 90%;
            padding: 12px;
            margin-top: 20px;
            margin-bottom: 25px;
            border: 1px solid #ddd;
            border-radius: 5px;
            font-size: 1em;
            color: #333;
        }

        .upload-button {
            background-color: #0a0a35;
            color: #fff;
            padding: 15px 20px;
            border: none;
            border-radius: 5px;
            font-size: 1.1em;
            font-weight: 600;
            cursor: pointer;
            transition: background-color 0.3s, transform 0.3s;
            margin-bottom: 15px;
        }

        .upload-button:hover {
            background-color: #1f6feb;
            transform: scale(1.05);
        }

        .upload-button:active {
            transform: scale(1);
        }

        ul {
            text-align: left;
            padding-left: 20px;
            color: #333;
            font-size: 0.9em;
        }

        ul li {
            margin-bottom: 10px;
        }
        
    </style>