Increase width of logo

Please somebody help me to fix it.
I want to increase the width of the logo in the header.
Code:::
//* #Header */

#header {clear: both;margin: 0 auto;padding: 0;border-bottom: none!important;position: relative;z-index: 1;}
#head-content {margin: 0 auto;padding:10px;position: relative; position:relative;min-height:60px;z-index:98;}
.head-strip{border-top:5px solid #B6B4B0;}
#logo {margin: 20px 10px 10px 50px;text-align:left;color:#555;float: left;}
#logo h1, #logo h2 {font-size: 32px;margin: 0 !important;line-height: 35px !important;}
#logo a {font-weight: 700;color: #333;padding: 0px;margin: 0px;text-decoration: none;}
#header-banner468{text-align:center;} /