.bt-ab{margin-bottom:55px!important}.tt-ab h2{font-size:26px}@media screen and (min-width:981px){.tt-ab h2{margin-bottom:45px}.ab-prolist li{width:25%!important}.ab-left-img{padding-right:20px}}@media screen and (max-width:981px){.tt-ab h2{margin-bottom:30px}.ab-w{margin-bottom:0!important}}