body,
h1,
h2,
h3,
h4,
h5,
h6,
p,
a,
img,
ul,
li {
    margin: 0;
    padding: 0;
    outline: none;
    border: 0;
    font-size: 100%;
    letter-spacing: 0.2px;
    font-style: inherit;
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft yahei", arial, "PingFangSC-Regular", sans-serif;
}

html {
    line-height: 1.15;
    -ms-text-size-adjust: 100%;
    -webkit-text-size-adjust: 100%;
    height: 100%;
}

body {
    font: 14px/1.5 "MicroSoft Yahei", arial, simsun, simhei, sans-serif, Tahoma, Helvetica;
    height: 100%;
    color: #333;
}

a {
    color: #333;
    text-decoration: none;
    background-color: transparent;
}

a:hover,
a:active,
a.active {
    outline: 0;
}

i {
    display: inline-block;
    font-style: normal;
}

img {
    display: block;
    border-style: none;
}

ul,
li {
    list-style-type: none;
}

sub,
sup {
    position: relative;
    font-size: 75%;
    line-height: 0;
    vertical-align: baseline;
}

sup {
    top: -.5em;
}

sub {
    bottom: -.25em;
}

.wd {
    margin: 0 auto;
    width: 1280px;
}

@media screen and (max-width:1279px) {
    .wd {
        width: 100%;
    }
}

header {
    background: url(/img/bg.png);
}

.logo {
    float: left;
    padding: 15px 0;
}

.logo>a {
    color: #fff;
    font-size: 24px;
}

.logo>a>img {
    display: block;
    height: 50px;
}

.nav {
    margin-right: 100px;
    height: 80px;
    line-height: 80px;
    color: #fff;
    float: right;
}

.nav>li {
    margin-left: 50px;
    display: inline;
}

@media screen and (max-width:1279px) {
    .nav {
        margin-right: 10px;
    }

    .nav>li {
        margin-left: 10px;
    }
}

.nav>li>a {
    color: #fff;
}

.nav>li>a:hover {
    color: #eee;
}

.nav>li>a.active {
    border-bottom: 1px solid #fff;
}

.nav>li>a.link {
    padding: 3px 5px;
    color: #fff;
    border: 1px solid #fff;
    border-radius: 5px;
}

.nav>li>a.link:hover {
    color: #eee;
}

.how {
    padding: 60px 0 30px;
    text-align: center;
    clear: both;
}

.how>h2 {
    color: #fff;
    font-size: 48px;
    font-weight: bold;
}

@media screen and (max-width:1279px) {
    .how>h2 {
        color: #fff;
        font-size: 22px;
        font-weight: bold;
    }
}

.how>a {
    display: block;
    margin: 40px auto;
    width: 100px;
    height: 40px;
    line-height: 40px;
    font-size: 16px;
    font-weight: bold;
    color: #fff;
    background: #01DF00;
    border-radius: 5px;
}

.how>a:hover {
    background: #01c001;
}

.how>span {
    color: #ddd;
}

/* section */
section {
    padding: 40px 0;
    text-align: center;
}

section>span {
    display: block;
    padding: 40px;
    font-size: 20px;
    font-weight: bold;
}

section>ul {
    margin: 0 auto;
    width: 1280px;
}

section>ul>li {
    display: inline-block;
}


@media screen and (max-width:1279px) {
    section {
        padding: 0;
    }

    section>span {
        display: block;
        padding: 20px;
    }

    section>ul {
        width: auto;
    }

    section>ul>li {
        display: block;
    }
}

/* 系统特性 */
.sys>ul>li {
    margin: 20px;
    padding: 20px 0;
    width: 381px;
    border: 1px solid #f2f2f2;
    box-shadow: 0 3px 14px 4px #f2f2f2;
}

@media screen and (max-width:1279px) {
    .sys>ul>li {
        width: auto;
    }
}

.sys>ul>li>img {
    display: block;
    margin: 0px auto;
    height: 60px;
    width: 60px;
}

.sys>ul>li>div {
    margin: 10px 0;
    font-weight: bold;
}

.sys>ul>li>span {
    display: block;
    color: #888;
}

/* 三大后台 */
.back {
    background: #f8f8f8;
}

.back>ul>li {
    margin: 10px;
    width: 401px;
    border: 1px solid #fff;
    box-shadow: 0 3px 14px 4px #eee;
    border-radius: 10px;
    background: #fff;
}

@media screen and (max-width:1279px) {
    .back>ul>li {
        padding: 10px 0;
        width: auto;
    }
}

.back>ul>li>img {
    height: 360px;
    width: 200px;
    border-radius: 10px;
    float: left;
}

@media screen and (max-width:1279px) {
    .back>ul>li>img {
        margin: 0 auto;
        float: none;
    }
}

.back>ul>li>div {
    width: 200px;
    margin: 22px 0;
    font-size: 18px;
    font-weight: bold;
    float: right;
}

@media screen and (max-width:1279px) {
    .back>ul>li>div {
        width: auto;
        float: none;
    }
}

.back>ul>li>span {
    width: 140px;
    padding: 0 30px;
    line-height: 25px;
    text-align: justify;
    color: #888;
    float: right;
}

@media screen and (max-width:1279px) {
    .back>ul>li>span {
        display: block;
        width: auto;
        float: none;
    }
}


/* 应用场景 */
.used>ul>li {
    margin: 10px;
    padding: 10px;
    width: 381px;
    border: 1px solid #f2f2f2;
    box-shadow: 0 3px 14px 4px #f2f2f2;
}

@media screen and (max-width:1279px) {
    .used>ul>li {
        width: auto;
    }
}

.used>ul>li>div {
    margin: 10px 0;
    font-size: 18px;
}

.used>ul>li>span {
    display: block;
    padding: 10px 35px;
    line-height: 20px;
    color: #888;
}

.goprice>a {
    display: block;
    margin: 20px auto;
    width: 160px;
    height: 40px;
    line-height: 40px;
    font-size: 16px;
    font-weight: bold;
    color: #fff;
    background: #37e;
    border-radius: 5px;
}

.goprice>a:hover {
    background: #05e;
}

/* price */
.price>ul>li {
    margin: 10px;
    padding: 10px;
    width: 274px;
    border: 1px solid #f2f2f2;
    box-shadow: 0 3px 14px 4px #f2f2f2;
    border-radius: 5px;
    background: #fff;
    transition: all .5s;
}

@media screen and (max-width:1279px) {
    .price>ul>li {
        width: auto;
    }
}

.price>ul>li:hover {
    transform: translateY(-8px);
    box-shadow: 0 3px 14px 4px #ccc;
}

.price>ul>li>div {
    margin: 10px 0;
    font-size: 22px;
    font-weight: bold;
}

.price>ul>li>span {
    display: block;
    height: 50px;
    line-height: 50px;
    font-size: 22px;
    font-weight: bold;
    color: #f60;
}

.price>ul>li>span>sub {
    font-size: 12px;
    font-weight: normal;
    color: #888;
    text-decoration: line-through;
}

.price>ul>li>p {
    height: 50px;
    line-height: 50px;
}

.price>h7 {
    display: block;
    margin: 0 auto;
    margin-top: 20px;
    width: 1260px;
    height: 20px;
    line-height: 20px;
    color: #f00;
    font-size: 14px;
    text-align: left;
}

/* 功能列表 */
.nature {
    background: #f8f8f8;
}

.nature>ul {
    background: #fff;
}

@media screen and (max-width:1279px) {
    .nature {
        width: auto;
        overflow: scroll;
    }

    .nature>ul {
        width: 1280px;
    }
}

.nature>ul>li {
    display: block;
    height: 50px;
    line-height: 50px;
    border: 1px solid #eee;
    border-bottom: none;
}

.nature>ul>li>h5 {
    display: inline-block;
    width: 170px;
}

.nature>ul>li>h6 {
    display: inline-block;
    width: 756px;
    font-weight: normal;
    border-left: 1px solid #eee;
}

.nature>ul>li>span {
    display: inline-block;
    width: 81px;
    border-left: 1px solid #eee;
}

.nature>ul>li.first,
.nature>ul>li.last {
    color: #fff;
    background: #37e;
}

.yes {
    display: inline-block;
    width: 20px;
    height: 20px;
    background: transparent url(https://www.docswf.com/include/img/com.png) -3px 0px;
}

.no {
    display: inline-block;
    width: 20px;
    height: 20px;
    background: transparent url(https://www.docswf.com/include/img/com.png) -27px 0px;
}

.anli>ul>li {
    margin-left: 20px;
    padding: 5px;
    height: 50px;
    border: 1px solid #f2f2f2;
    border-radius: 5px;
}

.anli>ul>li>a>img {
    height: 100%;
}

.link>a {
    display: inline-block;
    margin: 20px 10px;
    width: 230px;
    height: 40px;
    line-height: 40px;
    font-size: 16px;
    font-weight: bold;
    color: #37e;
    border: 1px solid #37e;
    border-radius: 8px;
}

.link>a:hover {
    color: #fff;
    background: #05e;
}

.help>span {
    padding: 30px
}

.help>ul>li {
    display: block;
    padding: 0 10px;
    text-align: left;
}

.help>ul>li>h2 {
    line-height: 50px;
    font-size: 16px;
    color: #333;
}

.help>ul>li>span {
    display: block;
    padding-left: 20px;
    line-height: 30px;
}

.help>ul>li>span>a {
    color: #37e;
}

footer {
    height: 50px;
    line-height: 50px;
    color: #fff;
    background-color: #333;
    text-align: center;
}

footer>a {
    color: #fff;
}