@media only screen and (min-width : 150px) and (max-width : 700px){
    /*.navbar-default{
        position:sticky;
        top:0;
    }*/
    .navbar-brand{
        font-size:17px;
        background-color:#007bff;
    }
    .navbar-default .navbar-brand{
        color:#FFF;
    }
    .navbar-default .navbar-toggle .icon-bar{
        background-color:#FFF;
    }
    .navbar-header{
        background-color:#007bff;
    }
    /*#page-wrapper{
        padding:10px 0 0 0;
        min-height:500px;
    }*/
    .video-container {
        padding-bottom: 100%;
    }
}