#mentor-mentee-page .standard-form .submit { width: auto; padding: 10px 20px;}
@media screen and (min-width: 1148px) {
    #mentor-mentee-page.has-sidebar .buddypress-wrap {
        float: left;
        width: 70%;
    }
    #mentor-mentee-page .bp-profile-search-widget {
        float: right;
        width: 27%;
    }
}

@media only screen and (min-width: 800px) and (max-width: 1147px)  {
    #mentor-mentee-page.has-sidebar .buddypress-wrap {
        float: left;
        width: 65%;
    }
    #mentor-mentee-page .bp-profile-search-widget {
        float: left;
        width: 30%;
    }
}