@media only screen and (max-device-width: 450px) {
    div.item {
        width: 100%;
        height: 200px !important;
        margin-bottom: 70px;
    }

    .header-background {
        height:auto !important;
    }

    .footer-background {
        height:50px !important;
        position:relative !important;
    }

    div#center {
        height: 75% !important;
    }

    div.icon {
        /*height: 100% !important;*/
        height: 100%;
        padding: 0;
        margin: 0;
        display: -webkit-box;
        display: -moz-box;
        display: -ms-flexbox;
        display: -webkit-flex;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    div.container {
        /*padding-left: 100px;
        padding-right: 100px;*/
        /*width: 750px;*/
    }

    div#header {
        margin-top: 0px !important;

        padding: 5px 15px;
    }

    div#header img {
        width:100%;
        margin-left: auto;
        margin-right: auto;
    }

    /*img#bilhetagem {
        padding-top:10px;
        padding-bottom:10px;
        width:175px;
    }*/

    /*img#telemetria {
        padding-left: 45px;
        padding-right: 45px;
    }

    img#monitoramento {
        padding-left: 35px;
        padding-right: 35px;
    }*/
}