Here is the Edit CSS code that I’m using on my website

.widget-area ul {
color: black;
}

#Main-Pages {
background: #d3d3d3;
}

#Code_Title {
margin-top: 10px;
margin-bottom: 10px;
}

#code_snippet_13 {
height: 650px;
}

#code_snippet_14 {
height: 550px;
}

#code_snippet_15 {
height: 400px;
}

#code_snippet_16 {
height: 250px;
}

ol {
margin-bottom: 0;
}

h1, h2, h3, h4, h5, h6 {
margin-bottom: 0;
margin-top: 0;
margin-left: 10px;
}

p {
margin-left:10px;
margin-bottom: 0;
}

ul {
margin-bottom: 0;
}

#sidebar.column.threecol {
width: 185px;
}

.column.twocol {
width: 100%;
}

#content.column.twothirdcol {
width: 900px;
}

.page .entry-title {
text-align: center;
}

.page-title {
text-align: center;
}

.widget-title {
color: black;
}

#header #searchform {
display: none;
float: none;
}

#site-title img {
margin: 0;
padding: 0;
float: left;
line-height: 0;
}

#site-description {
display: none;
margin: 0;
font-weight: 300;
float: left;
line-height: 0;
}

#site-title {
margin: 0;
margin-right: 0;
line-height: 0;
float: left;
}

#social-media-icons {
display: none;
float: none;
margin-top: 0;
}

#sidebar-header {
display: none;
}

#sidebar-header {
float: none;
width: 0;
height: 0;
margin: 0;
overflow: hidden;
}

#header {
border-top: 0 solid #111111;
}

-6/20/2013