Hay, unsure the number of individuals know of this, however i is at a conference having a client that has a little monitor so when i seen the WordPress admin area, sections with overlapping.

This issue seems once the window will get resized. I have attached a screenshot from the problem

Admin area issues

Does anybody know an answer, or possibly a CSS hack with this?

It is the buttons which are leading to the problem.

add:

#content_toolbar1 * {
    float: left;
}

That'll have the desired effect:

enter image description here

for your style sheet.