#sidebar{display:none}#left-area{width:100%}#main-content .container:before{width:0}@media only screen and (max-width:980px){.three-columns .et_pb_column{width:33%!important}}@media only screen and (max-width:479px){.three-columns .et_pb_column{width:33%!important}}@media only screen and (max-width:980px){.two-columns .et_pb_column{width:50%!important}}@media only screen and (max-width:479px){.two-columns .et_pb_column{width:50%!important}}@media (min-width:981px){.wspolpraca-column2{margin-top:-280px}}