body{font-family:Arial,sans-serif;margin:0;padding:0;background-color:white}#ctn_formulario{max-width:400px;margin:20px auto;padding:20px;background-color:white;border:1px solid #ccc;border-radius:5px;box-sizing:border-box;box-shadow:0 0 10px rgba(0,0,0,0.2)}.form-group{margin-bottom:20px}label{display:block;font-weight:bold;margin-bottom:5px}input[type="text"],input[type="email"],textarea{width:100%;padding:10px;border:1px solid #ccc;border-radius:15px;box-sizing:border-box;background-color:#2df1ff42}textarea{height:150px;resize:none}small{display:block;font-size:12px;margin-top:10px;color:#888}button{background-color:#003e6b;color:#fff;border:none;padding:10px 20px;border-radius:15px !important;cursor:pointer;font-size:16px;width:100%}button:hover{background-color:#0056b3}