@media(min-width: 320px) and (max-width: 767px){
.nav.navbar-nav {
    margin-top: 0;
}
.dropdown-menu::before {
    border-bottom: 15px solid #fff;
    border-left: 15px solid transparent;
    border-right: 15px solid transparent;
    content: "";
    height: 0;
    left: 44%;
    position: absolute;
    top: 30px;
    width: 0;
}
.dropdown-menu > li {
    background: #fff none repeat scroll 0 0;
}
.navbar {
    border: 1px solid transparent;
    margin-bottom: 0;
    min-height: 0;
    position: relative;
}
.navbar-toggle {
    margin-top: -39px;
}
.navbar-default .navbar-nav .open .dropdown-menu > li > a {
    color: #262523;
}
.navbar-default .navbar-nav > .active > a, .navbar-default .navbar-nav > .active > a:hover, .navbar-default .navbar-nav > .active > a:focus {
    background-color: transparent;
    color: #262523;
    font-family: open_sansregular;
}
.menu li {
    float: left;
    list-style-type: none;
    margin: 7px 19px;
}
.navbar-default .navbar-toggle {
    position: absolute;
    top: 52px;
    right: 0;
}
.nav_bg {
    position: relative;
}
.welcome h2 {
    font-size: 25px;
}
.welcome {
    margin-top: 0px; 
}
.menu li a {
    font-size: 13px;
}
.menu li {
    margin: 7px 9px;
}
.video_title {
    height: 123px;
}
.logo img {
    height: 62px;
}
}
@media(min-width: 991px) and (max-width: 1100px){

.navbar-nav > li {
    float: left;
    margin: 0;
}

}
@media(min-width: 768px) and (max-width: 991px){
	.navbar-nav > li {
    float: left;
    margin: 0;
}
.menu li {
    margin: 6px 15px;
}
.welcome h2 {
    font-size: 33px;
}
.video_title {
    height: 157px;
    vertical-align: middle;
}
}

@media(min-width: 1101px) and (max-width: 1200px){


}