.demo-bar {
    display: none;
}

.messages {
    padding: 50px 0;
    color: #000000;
    font-weight: bold;
}

.conteudo {
    padding: 50px 0;
    font-size: 110%;
    color: #777;
    line-height: 140%;
}

input[type="email"]  {
    padding: 10px;
    border: 0;
    border: 1px solid #333;
    width: 400px;
    height: 45px;
}

input[type="submit"]  {
    padding: 10px;
    border: 0;
    border-bottom-width: 0px;
    border-bottom-style: none;
    border-bottom-color: currentcolor;
    width: 100px;
    height: 45px;
    outline: 0;
    font-weight: 700;
    background: #DA251A;
    color: #ffffff;
    transition: all 0.3s ease-in-out 0s;
}

input[type="submit"]:hover {
    background: #000000;
    color: #DA251A;
}

@media only screen and (max-width: 498px) {
    .conteudo {
        padding: 50px 10px;
        float: left;
    }
    input[type="email"]  {
        width: 100%;
    }
    input[type="submit"]  {
        width: 100%;
        margin-top: 5px;
    }
}