.m-logo-in-header {
    background: url(../img/logo2.png) no-repeat;
    display: block;
    width: 138px;
    height: 28px;
    background-size: contain;
}
.wrapper {
    min-width: 1200px;
    width: 100%;
}
.m-nav>li>a, .m-snav a {
    color: #000;
}
.m-snav-b.s1{
/*    margin: -5px 12px 0px 12px;
    color: #fff;
    padding:5px 10px;
    background-color: #006aff;
    border-radius: 15px;*/
}
.content-wrapper {
    margin-top: 60px;
    min-height: calc(100vh - 390px);
}
.background-layer {
    position: absolute;
    top: 60px;
    left: 0;
    z-index: 0;
    right: 0;
    height: 519px;
    background-color: #fafafc;
}
.content-wrapper {
    margin-top: 70px;
    min-height: calc(100vh - 390px);
}
.download-pc {
    position: relative;
    min-height: 650px;
}

main {
    display: block;
}
.mac-download {
    width: 1200px;
    margin: 0 auto;
    padding-top: 36px;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-direction: column;
    flex-direction: column;
}
.mac-download .win-download-title {
    font-weight: 500;
}
.mac-download .download-title {
    font-size: 52px;
    color: #1f2329;
    font-weight: 600;
    line-height: 73px;
}
.mac-download .download-title {
    font-size: 46px;
    line-height: 65px;
}
.download-title {
    width: 1200px;
    margin: 0 auto;
    font-family: Helvetica Neue,Helvetica,PingFang SC,Microsoft YaHei,Tahoma,Arial;
    color: #1f2329;
    font-size: 40px;
    line-height: 64px;
    text-align: center;
}
h1, h2, h3, h4 {
    margin: 0;
}
h1 {
    font-size: 2em;
    margin: .67em 0;
}
.download-subtitle {
    margin-top: 10px;
    font-size: 18px;
    color: #8f959e;
    line-height: 30px;
    text-align: center;
}
.download-subtitle>span {
    cursor: pointer;
}
.mac-download .btn-box {
    display: -ms-flexbox;
    display: flex;
    -ms-flex-pack: center;
    justify-content: center;
    margin-top: 30px;
}
.btn-box, .headblock-start-icon {
    display: -ms-flexbox;
    display: flex;
}
.btn-box {
    -ms-flex-align: baseline;
    align-items: baseline;
}
.mac-download .btn-box .js-sendtrack>.button {
    width: 275px;
    height: 66px;
    border-radius: 36px;
    font-size: 26px;
    font-weight: 500;
    line-height: 37px;
    color: #fff;
}
#download_package_for_win:hover{
    background-color: #3689FA;
    transition: all .5s;
}
.button {
    width: 160px;
    height: 50px;
    border-radius: 25px;
    font-size: 16px;
    line-height: 22px;
    font-weight: 500;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-align: center;
    align-items: center;
    -ms-flex-pack: center;
    justify-content: center;
    cursor: pointer;
    color: #fff;
    background-color: #006aff;
    border: 1px solid transparent;
    position: relative;
}
.button {
    line-height: 1.1;
}
a {
    color: inherit;
    text-decoration: none;
}
a {
    background-color: transparent;
}
.mac-download .win-pic {
    width: 757px;
    height: 446px;
    margin: 30px auto 0;
}
img {
    border-style: none;
}
.download-items {
    display: -ms-flexbox;
    display: flex;
    -ms-flex-align: center;
    align-items: center;
    /*width: 667px;*/
    margin: 40px auto 120px;
}
.download-items .item-card {
    margin-right: 109px;
}
.download-items .item-card:last-child {
    margin-right: 0;
}
.download-items .download-item {
    width: 150px;
    position: relative;
    display: -ms-flexbox;
    display: flex;
    height: 230px;
    overflow: hidden;
    -ms-flex-direction: column;
    flex-direction: column;
}
.download-items .download-item .download-item-hover {
    position: absolute;
    top: 0;
    left: 5px;
    opacity: 0;
    width: 140px;
    height: 140px;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-align: center;
    align-items: center;
    cursor: pointer;
    margin: auto;
    -webkit-transform: scale(0);
    -ms-transform: scale(0);
    transform: scale(0);
    transition: all .2s ease;
}
.download-items .download-item .download-item-hover1 {
    position: absolute;
    top: 0;
    left: 5px;
    opacity: 0;
    width: 140px;
    height: 140px;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-align: center;
    align-items: center;
    cursor: pointer;
    margin: auto;
    -webkit-transform: scale(0);
    -ms-transform: scale(0);
    transform: scale(0);
    transition: all .2s ease;
}
.download-items .download-item .download-item__img {
    width: 140px;
    height: 140px;
    margin: 0 auto;
    -ms-flex: none;
    flex: none;
    transition: all .2s ease;
}
.download-items .download-item .download-item__text {
    font-size: 16px;
    color: #1f2329;
    line-height: 22px;
    text-align: center;
    margin-top: 50px;
    transition: all .2s ease;
}
.download-items .download-item .download-item__click {
    font-size: 12px;
    color: #8f959e;
    line-height: 17px;
    text-align: center;
    opacity: 0;
    bottom: 0;
    width: 100%;
    position: absolute;
    transition: all .2s ease;
}