body {
    min-width: 320px;
    max-width: 1024px;
    margin: auto;
    font-family: sans-serif;
}

.mensajes {
    text-align: left;
    border-radius: 0px;
    font-size: 12px;
}

input[type=submit], input[type=button] {
    width: 100%;
    background-color: #393865;
    color: #fff;
    border-radius: 4px;
    font-size: 18px;
    min-height: 15px;
    padding: 5px 0px 5px 0px;
    margin-top: 5px;
    margin-bottom: 5px;
}

    input[type=submit]:hover, input[type=button]:hover {
        background-color: #fff;
        color: #393865;
    }

@media only screen and (max-width: 992px) {

}

@media only screen and (max-width: 768px) {

}

@media only screen and (max-width: 576px) {

}