.mycontainer {
    width: 1170px;
    padding-right: 15px;
    padding-left: 15px;
    margin-right: auto;
    margin-left: auto;
}

.middle .mycontainer {
    width: 1200px;
}

.responsive-helper {
    position: relative;
    width: 100%;
}

@media screen and (max-width: 1650px) {
    .responsive-helper {
        width: 100%;
        font-size: 14px;
        white-space: normal;
        padding-right: 200px;
        margin-right: -200px;
    }

    .mycontainer {
        width: 100% !important;
        padding-right: 25px;
        padding-left: 30px;
        margin-right: auto;
        margin-left: auto;
        height: 100%;
    }

    #main .mycontainer > .row {
        height: 100%;
        margin: 0 auto;
    }

    #sidenav {
        right: 20px;
    }
}

@media screen and (max-width: 1199px) {
    footer .native-apps {
        right: 25px;
        vertical-align: bottom;
        display: list-item;
        color: transparent;
        top: 0;
    }

    #sidenav {
        right: 10px;
    }
}

@media screen and (max-width: 991px) {
    .responsive-helper {
        padding-right: 150px;
        margin-right: -150px;
    }

    #header-bottom .responsive-helper {
        padding-right: 0;
        margin-right: 0;
    }

    #sidenav {
        right: 10px;
    }

    footer #footer-menus a {
        padding: 0 5px;
        font-size: 1.1rem;
    }

    footer .native-apps {
        right: 14px;
    }
}

@media screen and (max-width: 767px) {
    .mycontainer {
        padding-right: 0;
        padding-left: 0;
    }

    .responsive-helper {
        padding: 0 15px;
        margin: 0;
    }

    #header-bottom .responsive-helper {
        padding: 0 15px;
        margin: 0;
        position: relative;
    }

    .content-changer {
        display: block;
    }

    footer .native-apps {
        /*display: none;*/
    }

    footer #footer-menus {
        display: block;
    }

        footer #footer-menus a {
            margin-bottom: 3px;
            /* -webkit-box-flex:1; */
            -ms-flex: 1 43%;
            /* flex:1 43%; */
            background-color: rgba(0,0,0,.52);
            /* border:none */
            float: left;
            width: 49.2%;
            border: 0;
            margin-left: 0.5%;
            margin-right: 0.5%;
            font-size: 14px;
        }

            footer #footer-menus a:nth-child(odd) {
                margin-right: 0px;
            }

            footer #footer-menus a:first-child {
                /* border-left:none */
                /* float: left; */
                /* width: 50%; */
            }
}