@media screen and (max-width: 600px) {
    body {
        background-image:url("../images/proximamente.png");
        background-repeat: no-repeat;
        background-size: 100% 100%;
    }

    #informacion {
        width: 100%;
        top: 10em;
        position: absolute;
        background-color: #f6f6f6;
    }
}

@media screen and (min-width: 600px) {
    body {
        background-image:url("../images/ropa-medica-online-bolivia-santa-cruz.png");
        background-repeat: no-repeat;
        background-size: 100% 100%;
    }

    #contenedor {
        width: 100%;
        border: 0px;
    }

    #informacion {
        float: right;
        top: 10em;
        width: 53%;
        background-color: #f6f6f6;
        position: relative;
        vertical-align: center;
    }
}

* {
    margin: 0;
    padding: 0;
}

html {
    height: 100%
}