• Open your ePortfolio
• Click the Portfolio Tools button and select Settings.
• Navigate to the Choose a Theme section and click the Customize button.
• Find the CSS text box, and locate the last entry in your CSS for.navigation_topnav a
• Under the bracket for that entry; type:

.navigation_leftnav {
  width: 0px;
  height: 0px;
  display: none;
}
#portfolioright {
  width: 780px;
  position: center;
}

• Save