.topnav-menu{
background-color:Black;
vertical-align:Top;
}


.topnav-menu> li{
color:White;
text-align:Left;
padding:15px;
background-color:Black;
vertical-align:Top;
}


.topnav-menu > li:hover:not(.dropdown-menu, .mobile-header){
color:Black;
text-align:Left;
padding:20px;
background-color:Silver;
vertical-align:Top;
}


.topnav-menu .dropdown-menu ul{
border:1px Solid Blue;
padding:2px;
background-color:White;
vertical-align:Top;
}


.topnav-menu .dropdown-menu li{
color:Black;
text-align:Left;
padding:10px;
vertical-align:Top;
}


.topnav-menu .dropdown-menu li:hover{
color:Black;
text-align:Left;
padding:12px;
background-color:Silver;
vertical-align:Top;
}