body {
            font-family: Arial, sans-serif;
            margin: 20px;
        }
        form {
            margin: 10px;
            margin-bottom: 100px;
            shape-margin: 20 px;
            width: 90%;

            display: inline-block;
        }
        header {
            text-align: center;
        }
        header img {
            width: 100px;
            height: auto;
        }
        .app-container {
            margin: 20px auto;
            max-width: 1200px;
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            width: 95%;
        }
        .fields-container {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
        }
        .field {
            flex: 1 1 calc(50% - 20px);
            display: flex;
            flex-direction: column;
            width: 95%;
        }
        label {
            font-weight: bold;
        }
        input, select, textarea {
            width: 95%;
            max-width: 100%;
            padding: 5px;
            font-size: 14px;
            margin: 5px 0;
            display: block;
            border: 2px solid #ccc;
            border-radius: 15px;
        }
        .field input[type="file"] {
            border: none;
            border: 2px solid #ccc;
            border-radius: 15px;
        }
        div {

        }
        form button {
            background-color: limegreen;
            color: white;
            padding: 12px 30px;
            border: none;
            border-radius: 5px;
            margin: 0 auto;
            cursor: pointer;
            transition: background-color 0.3s;
            text-align: center;
            margin-bottom: 30 px;
            display: flex;
            flex-direction: row;
            justify-content: center;
            gap: 1em;
        }
        form button:hover {
            background-color: limegreen;
        }
        footer {
            text-align: center;
            padding: 10px;
            background-color: rgba(240, 240, 240, 0.5) ;
            color: #333;
            margin-right: 1000%;
        }
        #error-message {
            color: red;
            font-size: 0.9em;
            margin-top: 5px;
        }
        @keyframes color-change {
            0% { color: red; }
            15% { color: black; }
            25% { color: red; }
            40% { color: black; }
            50% { color: red; }
            65% { color: black; }
            75% { color: red; }
            90% { color: black; }
            100% { color: red; }
        }
        .color-change-text {
            animation: color-change 4s infinite;
        }