body {
    margin: 0;
    font-family: Verdana, Arial, serif;
    font-size: 14pt;
}

a {
    color: #1a4688;
}

a:hover {
    color: #628cb3;
}

header {
    height: 80px;
    background-color: #FFFFFF;
}

nav {
    height: 100%;
    display: flex;
    align-items: center;
}

nav a {
    color: #555;
    font-family: Verdana, serif;
    font-size: 16pt;
    font-weight: bold;
    text-decoration: none;
}

nav a:hover {
    color: #88C0B2;
}

nav ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

nav li {
    padding: 5px;
}

.top-menu-item {
    float: left;
    position: relative;
    margin-left: 10px;
}

.top-menu > li > ul {
    display: none;
}

.top-menu > li:hover > ul {
    display: block;
}

.sub-menu {
    position: absolute;
    width: 350px;
    background-color: #FFFFFF;
}

.sub-menu li {
    margin: 5px;
}

footer {
    background-color: #333333;
    color: #ffffff;
    padding: 30px;
}

footer h3 {
    font-size: 16pt;
    margin: 5pt 0;
}

footer a {
    color: #ffffff;
    line-height: 1.6;
}

footer a:hover {
    color: #B8F0E2;
}

footer p {
    margin: 0 auto;
}

.footer-div {
    width: 1024px;
    margin: 0 auto;
}

.footer-columns {
    display: flex;
    justify-content: space-between;
}

footer ul {
    margin: 5pt 0;
    padding: 0;
    list-style: none;
}

.copyright {
    margin-top: 20px;
    display: flex;
    align-content: center;
}

.section-green {
    background-color: rgb(205, 235, 225);
    padding: 60px 0;
}

.section-cream {
    background-color: rgb(250, 245, 235);
    padding: 60px 0;
}

.section-white {
    background-color: white;
    padding: 60px 0;
}

.h30 {
    height: 30px;
}

.h60 {
    height: 60px;
}

.content {
    width: 1024px;
    margin: 0 auto;
}

.two-col {
    display: flex;
}

.two-col .col {
    flex: 1;
    padding: 30px;
}

.product {
    line-height: 1.6;
    font-family: Verdana, serif;
}

.product ul {
    list-style-image: url('images/li.svg');
}

.product h1 {
    margin-top: 0;
    font-size: 18pt;
}

.intro-img {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: 15px;
}

.flex {
    display: flex;
}

.flex .first {
    margin-right: 30px;
}

#img-list {
    width: 1024px;
    margin: 0 auto;
}

#img-list img {
    width: 100%;
    margin-bottom: 60px;
}

#img-list img:last-child {
    margin-bottom: 0;
}

.two-col-img-list {
    width: 1024px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.two-col-img-list img {
    margin-bottom: 60px;
}

.main {
    width: 1024px;
    min-height: 420px;
    margin: 0 auto;
    background-color: white;
    font-family: Verdana, serif;
    font-size: 16pt;
    color: #555;
    padding: 30px;
    line-height: 1.5;
}

.bg-white {
    background-color: white;
    color: #555;
}

.bg-green {
    background-color: rgb(205, 235, 225);
}

.bg-cream {
    background-color: rgb(250, 245, 235);
}

.bg-light-green {
    background-color: #F1F9F7;
    color: #555;
}

.supported_os {
    line-height: 1.5;
}

.download_buy {
    display: flex;
}

.download_buy .col {
    flex: 1;
    padding: 10px 10px;
}

/*覆盖 Paddle 的购买按钮样式*/
.download_buy .link_box a {
    display: block !important;
    text-align: center;
    font-size: 14pt !important;
    font-family: Arial, serif !important;
    font-weight: bold !important;
    text-shadow: none !important;
    text-decoration: underline !important;
    color: #1a4688 !important;
    background: none !important;
    border: none !important;
    box-shadow: none !important;
    padding: 0 !important;
}

.download_buy .link_box a:hover {
    color: #628cb3 !important;
}

/*end 覆盖 Paddle 的购买按钮样式*/

.link_box a {
    font-size: 14pt;
    font-family: Arial, serif;
    font-weight: bold;
    text-decoration: underline;
}

.download_buy .desc {
    margin-top: 10px;
    text-align: center;
    font-size: 12pt;
}

.link_box,
.small_box {
    padding: 20px;
    border-radius: 15px;
}

span.link_box {
    display: inline-block;
}

.box {
    padding: 30px;
    border-radius: 20px;
    flex: 1;
}

.left {
    float: left;
}

.right {
    float: right;
}

.clear {
    clear: both;
}

.opt {
    display: none;
}