body{
    font-family: Verdana, sans-serif;

}

#main-wrapper{
    width: 1200px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

h1,h2,h3,h4{
    text-align: center;
}

ul{
    list-style-type: square;
}

ul li{
    font-size: 40px;
    margin-bottom: 10px;
}

ul li.plus{
    color: #007700;
}
ul li.minus{
    color: #770000;
}

a {
    text-decoration: none;
    color: #000099;
}

a:hover{
    text-decoration: underline;
}

code{
    /*font-size: 0.6em;
    overflow: auto;*/
}

.clear{
    clear: both;
}

.arrow{
    width:20%;
    height: 22px;
    font-size: 18px;
    font-weight: bold;
    text-align: center;
    padding: 6px;
    border: thin solid #cccccc;
}

.arrow a{
    display: block;
    width: 100%;
    height: 100%;
    background-color: #000077;
    color: #fff;
}

.left-arrow{
    float: left;
}
.right-arrow{
    float: right;
}

.code-td{
    width: 600px;
    max-width: 600px;
    height: 400px;
    max-height: 400px;
    overflow: auto;
    background-color: #F0F0F0;
}

#cnv_example{
    border: thin solid #cccccc;
}