@charset "Shift_JIS";
body {
    width: 600px;
    min-width: 600px;
    margin: 0;
    padding: 0;
    font-family: "メイリオ",Meiryo,"Hiragino Kaku Gothic Pro","ヒラギノ角ゴ Pro W3","ＭＳ Ｐゴシック",Verdana,sans-serif;
    overflow: hidden;
}
#w {
    width: 600px;
    min-width: 600px;
    height: 320px;
    margin: 0;
    padding: 0;
    background-color: #fff;
}
/*==============================[ h1 ]*/
#header {
    margin: 0;
    padding: 25px 0;
    background: #333;
}
h1 {
    position: relative;
    margin: 0 auto;
    background: #333;
    color: #fff;
    font-size: 29px;
    font-weight: bold;
    text-align: center;
    line-height: 1.5;
}
#header p {
    margin: 5px 0;
    color: #fff;
    font-size: 12px;
    text-align: center;
}

/*==============================[ container ]*/

/*==============================[ .box-btn ]*/
.box-btn {
    display: inline-block;
    width: 600px;
    margin: 20px 0 10px;
    padding: 0;
    list-style: none;
    text-align: center;
}
.box-btn>li {
    float: left;
    width: 280px;
    padding: 0 10px;
}
.box-btn>li p {
    margin: 5px;
    font-size: 20px;
    color: #333;
}
.box-btn>li .btn {
    position: relative;
    display: block;
    width: 270px;
    height: 70px;
    margin: 0 auto;
    border-radius: 2px;
    box-shadow: 0 1px 1px 0 black, 1px 1px 0 rgba(255, 255, 255, 0.2) inset;
    color: #fff;
    text-align: center;
    text-decoration: none;
    text-shadow: 0 -2px 0 rgba(0, 0, 0, 0.2);
    font-size: 20px;
    line-height: 1.1;
    transition: background-color 0.2s ease-in 0;
}
.box-btn>li .btn.btn-start {
    background-color: #189efc;
    background-image: -moz-linear-gradient(to top, rgba(0, 0, 0, 0.2) 0%, rgba(255, 255, 255, 0.2) 100%);
    background-image: -webkit-linear-gradient(to top, rgba(0, 0, 0, 0.2) 0%, rgba(255, 255, 255, 0.2) 100%);
    background-image: -ms-linear-gradient(to top, rgba(0, 0, 0, 0.2) 0%, rgba(255, 255, 255, 0.2) 100%);
    background-image: linear-gradient(to top, rgba(0, 0, 0, 0.2) 0%, rgba(255, 255, 255, 0.2) 100%);
}
.box-btn>li .btn.btn-start:hover {
    position: relative;
    top: 3px;
    background-color: #21beff;
    box-shadow: 0 -1px 1px 0 #494949, 1px 1px 0 rgba(255, 255, 255, 0.2) inset;
}
.box-btn>li .btn.btn-install {
    background-color: #ff9000;
    background-image: -moz-linear-gradient(to top, rgba(0, 0, 0, 0.1) 0%, rgba(255, 255, 255, 0.2) 100%);
    background-image: -webkit-linear-gradient(to top, rgba(0, 0, 0, 0.1) 0%, rgba(255, 255, 255, 0.2) 100%);
    background-image: -ms-linear-gradient(to top, rgba(0, 0, 0, 0.1) 0%, rgba(255, 255, 255, 0.2) 100%);
    background-image: linear-gradient(0deg, rgba(0, 0, 0, 0.1) 0%, rgba(255, 255, 255, 0.2) 100%);
}
.box-btn>li .btn.btn-install:hover {
    position: relative;
    top: 3px;
    background-color: #ffae00;
    box-shadow: 0 -1px 1px 0 #494949, 1px 1px 0 rgba(255, 255, 255, 0.2) inset;
}
.box-btn>li .btn.btn-start span {
    position: relative;
    top: 25px;
}
.box-btn>li .btn.btn-install span {
    position: relative;
    top: 15px;
}
.list-OS {
    display: inline-block;
    margin: 0;
    padding: 0;
}
.list-OS li {
    float: left;
    list-style: none;
}
.list-OS li a span {
    font-size: 18px;
}
.box-btn>li .btn.win,.box-btn>li .btn.mac {
    width: 130px;
    margin: 0 5px;
}
.box-btn > li .btn.is-mac {
    display: none;
}
.box-btn.mac > li .is-win {
    display: none;
}
.box-btn.mac > li .is-mac {
    display: block;
}
.box-btn>li.start-disabled {
    display: none;
}
.box-btn>li .btn.btn-loading {
    background: #b4e0ff;
    cursor: default;
}
.box-btn>li .btn.btn-loading img {
    position: absolute;
    top: 22px;
    left: 47px;
}
.box-btn>li .btn.btn-loading span {
    position: relative;
    top: 25px;
    padding-left: 30px;
}
.box-btn.is-btn-disabled>li.start-enabled {
    display: none;
}
.box-btn.is-btn-disabled>li.start-disabled {
    display: block;
}
/*==============================[ .link-player ]*/
.link-player {
    display: block;
    margin: 0 auto;
    color: #005fc0;
    font-size: 18px;
    text-align: center;
}
.link-player.is-notinstalled {
    margin-top: -10px;
}
.link-player a {
    display: inline-block;
}
.link-player a:hover {
    color: #e20;
}
.link-player a:visited {
    color: #909;
    text-decoration: none;
}
/*==============================[ .link-player ]*/
.tx-warning {
    display: none;
    margin: 10px 15px -20px;
    padding: 4px 0;
    color: #c00;
    text-align: center;
    font-size: 14px;
    font-weight: bold;
    border: 1px solid #c00;
    border-radius: 2px;
}
.tx-warning.is-notwindow {
    display: block;
}
.tx-warning.is-notwindow + .tx-install {
    border-top: 1px solid #fff;
    padding-top: 0;
    background: #fff;
}
.tx-install {
    display: none;
    margin: 10px 15px -20px;
    padding: 4px 0;
    color: #c00;
    text-align: center;
    font-size: 12px;
    font-weight: bold;
    border: 1px solid #c00;
    border-radius: 2px;
}
.tx-install.is-notinstalled {
    display: block;
}