html - Major Issues with element.style -

i having major issues logo , navigation bar on website. trying increase size make bit bigger when scroll down page it's small , hard read. edited css code in backend looks element.style overriding , unable find code in backend.

http://vahanadvertising.com/clients/tsl/

css code:

.page-header.sticky .logo>img{     width:auto !important;         margin-top: 10px !important;         height: 53px !important;         margin-bottom: 10px !important; } 

inline code:

margin-top: 10px; height: 33px; margin-bottom: 10px; 

is able me out overriding inline code css works? have tried using !important; didn't help. many thanks.