body {
    padding-top: 50px;
    padding-bottom: 20px;
    background-image: url(./01_index_DNA_bg.png);
    background-position-y: calc(45vh);
    background-repeat: no-repeat;
    background-size: auto;
    background-attachment: fixed;
    font-family: "Consolas", monospace;
    margin: 20px;
}

/* Set padding to keep content from hitting the edges */
.body-content {
    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;
}
html, body {
    height: 100%;
    margin: 0;
}

.loading {
    position: absolute;
    z-index: 9999;
    top: 0;
    left: 0;
    width: 100%;
    height: 1500px;
    display: none;
}

.loading .mask {
    position: absolute;
    width: 100%;
    height: 1500px;
    background-color: #444;
    opacity: 0.5;
}

.loading .animation {
    width: 200px;
    height: 200px;
    margin: auto;
    margin-top: 300px;
    background-image: url(../img/loading.gif);
}