body {
  font-family: Georgia,serif;
}

.prototypes_maintable {
    border: none;
    width: 1140px;
    background: url(../images/main_bg.jpg);
    vertical-align: top;
    border-spacing: 0px;
    border-collapse: collapse;
    padding: 0px;
    margin-left:auto;
    margin-right:auto;
}

.prototypes_top {
    width: 1140px;
    height: 355px;
    background: url(../images/top.jpg);
    padding: 0px;
    text-align: left;
}

.prototypes_bottom {
    width: 1140px;
    height: 329px;
    background: url(../images/bottom.jpg);
    padding: 0px;
    text-align: left;
}


.prototypes_ivlogo {
  text-align: center;
  width: 100%;
}

.prototypes_ivlogo a img {
  margin-top: 75px;
}

.prototypes_column_middle {
    margin-left: 120px;
    margin-right: 120px;
}

.prototypes_part_title {
    text-align: center;
    font-size: 40px;
    font-weight: bold;
    line-height: 55px;
    margin-bottom: 40px;
    margin-top: 40px;
}

.prototypes_instructions {
    font-size: 18px;
    line-height: 1.5em;
    text-align: justify;
    margin-left: 100px;
    margin-right: 100px;
    margin-bottom: 60px;
    margin-top: 20px;
}

.prototypes_build_table {
    background-color: #ececec;
    border-width: 1px;
    border-style: solid;
    border-color: #cfcfcf;
    padding-bottom: 10px;
    padding-left: 15px;
    padding-right: 15px;
    padding-top: 10px;
    margin-top: 40px;
    margin-bottom: 40px;
}

.prototypes_build_title {
   font-size: 29px;
   font-weight: bold;
   line-height: 30px;
   text-align: left;
   vertical-align: middle;
}

.prototypes_build_date {
    color: #999;
    font-weight: normal;
    float: right;
}

.prototypes_build_underline {
    height: 22px;
    background: url(../images/line.png);
    clear: both;
}

.prototypes_build_clear {
    clear: both;
}

.prototypes_build_video_column {
    width: 434px;
    text-align: center;
    vertical-align: top;
    float: left;
}

.prototypes_build_video_column iframe {
    border-width: 0px;
}

.prototypes_novideo {
    margin-top: 100px;
}


.prototypes_build_description_text {
    font-size:16px;
    line-height:20px;
    text-align: justify;
    vertical-align:top;
}

.prototypes_build_description_column {
    font-size:14px;
    line-height:18px;
    text-align: justify;
    vertical-align:top;
    margin-left: 455px;
    position: relative;
    min-height: 258px;
    margin-right: 5px;
}

.prototypes_build_description_column p {
    margin-top: 0px;
}

.prototypes_build_releasenotes {
    margin-top:40px;
    font-size:14px;
    line-height:18px;
    text-align: center;
    vertical-align:top;
}

.prototypes_build_downloads_spacer {
    height:50px;
}

.prototypes_build_downloads {
    position: absolute;
    left: 0;
    bottom: 0;
    margin-left:15px;
}

.prototypes_build_button_column {
    width: 125px;
    font-size:14px;
    line-height:18px;
    vertical-align:bottom;
}

.prototypes_build_button_pc {
    background: url('../images/builds_download_spritesheet.png');
    background-repeat: no-repeat;
    display: inline-block;
    width: 125px;
    height: 50px;
    background-position: -140px -65px;
}

.prototypes_build_button_pc:hover {
    background: url('../images/builds_download_spritesheet.png');
    background-repeat: no-repeat;
    display: inline-block;
    width: 125px;
    height: 50px;
    background-position: -140px -125px;
}


.prototypes_build_button_macosx {
    background: url('../images/builds_download_spritesheet.png');
    background-repeat: no-repeat;
    display: inline-block;
    width: 125px;
    height: 50px;
    background-position: -5px -125px;
    margin-left: 4px;
}

.prototypes_build_button_macosx:hover {
    background: url('../images/builds_download_spritesheet.png');
    background-repeat: no-repeat;
    display: inline-block;
    width: 125px;
    height: 50px;
    background-position: -140px -5px;
    margin-left: 4px;
}

.prototypes_build_button_linux {
    background: url('../images/builds_download_spritesheet.png');
    background-repeat: no-repeat;
    display: inline-block;
    width: 125px;
    height: 50px;
    background-position: -5px -5px;
    margin-left: 4px;
}

.prototypes_build_button_linux:hover {
    background: url('../images/builds_download_spritesheet.png');
    background-repeat: no-repeat;
    display: inline-block;
    width: 125px;
    height: 50px;
    background-position: -5px -65px;
    margin-left: 4px;
}

.prototypes_previous_builds_title {
    text-align:center;
    font-size:20px;
    font-weight:bold;
    line-height:55px;
}

.prototypes_social_table {
    text-align: center;
}

.prototypes_social_table table {
    border: 0px;
    margin-left: auto;
    margin-right: auto;
    border-spacing: 0px;
    border-collapse: collapse;
    padding: 0px;
    text-align: left;
    display: block;
}

.prototypes_social_button {
    width: 48px;
    display: inline;
    margin-left: 2px;
    margin-right: 2px;
}

.prototypes_social_button form {
    display: inline;
}

.prototypes_social_button form input {
    border: 0px;
}

.prototypes_social_button form img {
    border: 0px;
}

.prototypes_social_button a img {
    border: 0px;
}

.prototypes_copyright {
    margin-top: 15px;
    height: 20px;
}

.prototypes_youtube_outer {
    width:426px;
    display: block;
    position: relative;
    cursor: pointer;
    max-height:252px;
    height:100%;
    overflow:hidden;
    padding-bottom:56.25%;
    margin:0 auto;
    border: 4px solid #ddd;
}

.prototypes_youtube_thumbnail {
    bottom: -100%;
    display: block;
    left: 0;
    margin: auto;
    max-width: 100%;
    width: 100%;
    height:auto;
    position: absolute;
    right: 0;
    top: -100%;
}

.prototypes_youtube_playbutton {
    height: 72px;
    width: 72px;
    left: 50%;
    top: 50%;
    margin-left: -36px;
    margin-top: -36px;
    position: absolute;
    background: url('../images/videoplaybutton.png') no-repeat;
}