body {
    margin: 0;
    padding: 0;
    border: 0;
    font-size: 1.0em;
    font-family: Verdana, Geneva, sans-serif;
}

a {
    text-decoration: none;
}

#container {
    margin: 0 auto;
    padding: 0;
    margin-left: auto;
    margin-right: auto;
    text-align: left;
}

header {
    width: 80%;
    height: auto;
    margin: 0 auto;
    padding: 0;
}

header img {
    width: 100%;
    max-height: 188px;
}


/*Top Navigation*/

.nav_bg {
    width: 100%;
    margin: 0 auto;
    background-repeat: no-repeat;
    background-color: #2F4D7E;
    height: 40px;
}

.main_nav {
    margin-left: 2%;
    height: 40px;
}

.main_nav ul {
    list-style: none;
    margin: 0 auto;
}

.main_nav ul li {
    float: left;
    display: inline;
    padding: 10px 0px 10px 10%;
}

.main_nav ul li a {
    color: #fff;
    display: block;
}

.main_nav a:hover {
    background-color: #28436E;
}

.column-left {
    width: 20%;
    float: left;
    -webkit-padding-start: 0px;
    margin-left: 15px;
    margin-top: 50px;
    margin-right: 2%;
}

.box > ul > li> a {
    text-decoration: none;
    font-weight: normal;
}

.box > ul > li:hover > a {
    text-decoration: none;
    font-weight: bold;
}

.box {
    box-shadow: 5px 5px 10px #cccccc;
    -webkit-padding-start: 0px;
    -webkit-border-radius: 7px 7px 0px 0px;
    -moz-border-radius: 7px 7px 0px 0px;
    -khtml-border-radius: 7px 7px 0px 0px;
    border-radius: 7px 7px 0px 0px;
    border: 1px solid #DBDEE1;
    width: 70%;
    margin-left: 20px;
}

.box-heading {
    -webkit-border-radius: 7px 7px 0px 0px;
    -moz-border-radius: 7px 7px 0px 0px;
    -khtml-border-radius: 7px 7px 0px 0px;
    border-radius: 7px 7px 0px 0px;
    border: 1px solid #DBDEE1;
    background: url(../image/background.png) repeat-x;
    padding: 8px 10px 7px 10px;
    font-weight: bold;
    line-height: 20px;
    color: #28436E;
    text-align: left;
    background-color: #EEEEEE;
}

#box {
    -webkit-padding-start: 0px;
    margin-top: 0px;
    margin-bottom: 0px;
}

.link {
    transition: all linear 0.15s;
    color: #28436E;
}

.cat {
    list-style: none;
    padding: 5px 5px 10px 10px;
    border: 1px solid #DBDEE1;
    border-left: none;
    border-right: none;
    border-bottom: none;
    background: url(../image/background.png) repeat-x;
}

.sub-menu {
    font-size: 14px;
    margin-bottom: 7px;
    padding-right: 10px;
    padding-left: 25px;
}

.sub-cat:hover > a {
    text-decoration: underline;
    font-weight: bold;
}
.media {
    margin-top: 100px;
}

.downloads {
    margin-top:20px;
    padding: 2%;
}
#downloads {
    font-weight: bold;
    color: #2F4D7E;
    margin:0 auto;
}

#column-2 {
    float: left;
    width: 55%;
    margin-right: 5px;
}

.gallery {
    margin-top: 2%;
    float: left;
    width: 20%;
}
.title {
    padding-right: 10px;
    padding-left: 10px;
}
h1 {
    color: grey;
    text-align: center;
    font-size: 1.2em;
    padding: 1%;
}

.thumbnails {
    padding: 1%;
    margin-right: 10px;
    float: left;
}

.thumbnails img {
    height: 80px;
    border: 1px solid lightgrey;
    padding: 2%;

}

.thumbnails img:hover {
    border: 4px solid lightgrey;
    cursor: pointer;
}

.preview_holder {
    border: none;
    float: left;
    width: 70%;
}

.preview img {
    border: 4px solid lightgrey;
    padding: 1px;
    margin: 0 auto;
}


.preview img {
    width: 90%;
}
.tab-content {
    padding-left: 40px;
    margin-top: 10px;
    background: #fff;
    width: 90%;
    float: left;
}


/*table description*/
#tb_desc {
    border: solid 1px lightgrey;
    border-collapse: collapse;

}
#tab3 {
    text-align: justify;
}
#tab1 {
    text-align: justify;
}
.cell_desc {
    padding: 10px;
}
#top_row {
    text-align: center;
    background-color: lightgrey;
    vertical-align: top;
}
.row_desc {
    text-align: center;
    vertical-align: middle;
    width: 200px;
    padding: 5px;
}
#tb_spec {
    border: solid 1px lightgrey;
    border-collapse: collapse;
}
#top_row1 {
    text-align: center;
    background-color: lightgrey;
    vertical-align: top;
    border-color: grey;
    padding: 5px;
}
.row_spec {
    text-align: left;
    vertical-align: middle;
    width: 200px;
    padding: 5px;
}
.cell_spec {
    padding: 5px;
}

.column-3 {
    width: 20%;
    float: left;
    margin-top: 50px;
}

#why {
    margin-bottom: 100px;
}


@media only screen and (max-width: 980px) {
    .main_nav ul li {
        padding-left: 40px;
    }
    .preview img {
    width: 100%;
    }
    .preview_holder {
    width: 80%;
    }
    #column-2 {
    width: 90%;
    }
    .column-left {
    display: none;
    }
    .column-3 {
    display: none;
    }
}

@media only screen and (min-width:321px) and (max-width:768px) {
    .nav_bg {
        display: none;
    }
    .box {
        display: none;
    }
    #box {
        display: none;
    }
    .media{
        display: none;
    }
    .column-3 {
    display: none;
    }
}

@media only screen and (max-width: 480px) {
    .nav_bg {
        display: none;
    }
    .box {
        display: none;
    }
    #box {
        display: none;
    }
    .media{
        display: none;
    }
    .column-3 {
    display: none;
    }
    .thumbnails {
        display: none;
    }
    .title {
        display: none;
    }
    .text {
        display: none;
    }
    #tb_spec {
        font-size: 10px;
    }
}

@media only screen and (max-width: 320px) {
    .nav_bg {
        display: none;
    }
    .box {
        display: none;
    }
    #box {
        display: none;
    }
    .media{
        display: none;
    }
    .column-3 {
    display: none;
    }
    .thumbnails {
        display: none;
    }
    .title {
        display: none;
    }
    .text {
        display: none;
    }
    #tb_spec {
        font-size: 10px;
    }
}