add spaces on recent post sidebar posts

so my left side bar widget i got working. but for every post i want there to be a space, because otherwise it looks all jammed and confusing. ive tried editting style.css and i cant figure it out

heres the part of the code i messed with it and nothing changed
im using easel theme

http://wordpress.org/extend/themes/easel
help im a n00b

heres my website http://cashisonline.com

/* Sidebar Class */

#sidebar-right .sidebar, #sidebar-left .sidebar {
font-size: 12px;
overflow: hidden;
}

.sidebar h2, .sidebar h2 a {
display: block;
font-size: 16px;
margin: 0;
padding: 0;
}

.sidebar ul {
margin: 0;
padding: 0;
list-style: none;
}

.sidebar ul li {
margin: 0 0 0 10px;
padding: 0;
}

.sidebar .widget {
margin-bottom: 10px;

[closed as duplicate – continue with http://wordpress.org/support/topic/how-to-add-spaces-in-recent-posts?replies=2 ]