body {
    padding-top: 50px;
    padding-bottom: 20px;
}

/* Set padding to keep content from hitting the edges */
.body-content {
    margin-top: 70px;
    padding-left: 15px;
    padding-right: 15px;
}

/* Override the default bootstrap behavior where horizontal description lists 
   will truncate terms that are too long to fit in the left column 
*/
.dl-horizontal dt {
    white-space: normal;
}

/* Set width on the form input elements since they're 100% wide by default */
input,
select,
textarea {
    max-width: 280px;
}

#basic-operation-1 {
    background-image: url(images/basic-operation-1.png);
    background-repeat: no-repeat;
    display: none;
    top: 0px;
    left: 0px;
    position: absolute;
    width: 656px;
    height: 290px;
}

#basic-operation-2 {
    background-image: url(images/basic-operation-2.png);
    background-repeat: no-repeat;
    display: none;
    top: 0px;
    left: 0px;
    position: absolute;
    width: 656px;
    height: 290px;
}

#basic-operation-3 {
    background-image: url(images/basic-operation-3.png);
    background-repeat: no-repeat;
    display: none;
    top: 0px;
    left: 0px;
    position: absolute;
    width: 656px;
    height: 290px;
}

#basic-operation-4 {
    background-image: url(images/basic-operation-4.png);
    background-repeat: no-repeat;
    display: none;
    top: 0px;
    left: 0px;
    position: absolute;
    width: 656px;
    height: 290px;
}

.custom-list > li {
    margin-bottom: 5px;
}