div#mainnav {
    background-color:#9a9a9a;
}

.banner_ad.three-imgs .text{
    max-width:300px;
}
.banner_ad.three-imgs .text .ad-star-btn{
    background-color:black ;
}
@media(max-width:768px){
    .banner_ad.three-imgs .text{
    max-width:200px;
}
}