How to make forum really full width?

[a3d]

Im using default template and i like it so much i wont change anything, but the width is like too low to my taste, need to take at least 95% how to do this?

[yariplus]

In the ACP go to Appearance=>Custom HTML & CSS

Add the CSS

.container {
    width: 95%;
}

[a3d]

thank you very much