* {
    margin: 0px;
    padding: 0px;
    box-sizing: border-box;
    font-family: sans-serif;
}

body {
    background-color: #f5f5f5;
}

.container2 {
    width: 80%;
    max-width: 600px;
    margin: 50px auto;
    padding: 20px;
    background-color: #fff;
    border-radius: 10px;
    box-shadow: 0 5px 10px rgba(0,0,0,0.2);
}

    .container2 h1 {
        text-align: center;
        margin-bottom: 20px;
        color: #333;
    }

.input, .textarea {
    display: block;
    width: 100%;
    margin-bottom: 10px;
    padding: 10px;
    border: none;
    border-radius: 5px;
    background-color: #f7f7f7;
    color: #333;
}

    .input:focus, .textarea:focus {
        outline: none;
        box-shadow: 0 0 5px #333;
    }

.btnEnviar {
    display: block;
    width: 100%;
    padding: 10px;
    border: none;
    border-radius: 5px;
    background-color: #333;
    color: #fff;
    cursor: pointer;
    transition: 0.3s ease;
}

    .btnEnviar:hover {
        background-color: #555;
    }