/* 清除默认样式 */
* {
    padding: 0px;
    margin: 0px;
    font-size: 14px;
    color: #333;
}

ul,
li {
    list-style: none;
}

a {
    text-decoration: none;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: normal;
}


.info:after {
    content: ".";
    display: block;
    clear: both;
    height: 0;
    width: 0;
    overflow: hidden;
    visibility: hidden;
}

/* 自定义样式 */
/* 版心居中效果 */
.wrapper {
    width: 1200px;
    margin: 0 auto;
}

/* 设置nav区域 */
.nav {
    position: fixed;
    z-index: 1;
    width: 100%;
    height: 50px;
    background-color: rgba(0, 0, 0, 0.3);
}

.nav .logo {
    float: left;
    width: 50px;
    height: 50px;
}

.nav .logo img {
    float: left;
    width: 50px;
    height: 50px;
}

.nav .title span {
    float: left;
    line-height: 50px;
    font-size: 24px;
    color: rgb(255, 255, 255);
    margin: 0 10px;
}

.nav li {
    display: inline-block;
    line-height: 48px;
}
.nav li:hover{
    border-bottom: 2px solid rgb(0, 132, 255);
}

.nav li a {
    font-size: 14px;
    color: rgb(255, 255, 255);
    margin: 0 14px;
}

.nav li a:hover {
    color: rgb(219, 219, 219);
}

.nav ul {
    display: inline;
}

.nav .banxin .user {
    float: right;
    margin-right: 10px;
}

.banner {
    position: relative;
    background-image: url(./images/banner.jpg);
    height: 687px;
    width: 100%;
}

.download {
    position: relative;
    top: 500px;
    left: -300px;
    width: 200px;
    height: 60px;
    background-color: rgb(69, 156, 238);
    border-radius: 10px;
}

.banner .download:hover {
    background-color: rgb(111, 175, 235);
}

.banner .download .iconfont {
    display: inline-block;
    font-size: 40px;
    color: aliceblue;
    text-align: left;
    line-height: 40px;
    margin: 10px 10px;
}

/* 立即下载信息 */
.banner .download .d-text {
    position: relative;
    top: -15px;
    display: inline-block;
    font-size: 24px;
    margin: 0px 10px;
    color: aliceblue;
}

/* 版本信息 */
.banner .download .edition {
    position: relative;
    top: -22px;
    left: 74px;
    text-align: center;
    display: inline-block;
    font-size: 14px;
    margin: auto;
    color: aliceblue;
}

/* 软件界面展示 */
.banner .soft {
    position: relative;
    left: 500px;
    top: 110px;
}

.banner .soft img {
    width: 600px;
}

/* 详细信息 */
.info {
    height: 600px;
    text-align: left;
    margin-top: 15px;
}

.info h3 {
    font-size: 24px;
    background-color: rgb(245, 245, 245);
    padding: 6px 10px;
}

.info p {
    text-indent: 2em;
    font-size: 16px;
    line-height: 150%;
}

.footer {
    text-align: center;
    padding: 25px 15px;
    background: #2c3e50;
    color: #ecf0f1;
    border-radius: 8px;
}

.waring {
    max-width: 800px;
    margin: 0 auto;
}

.waring p {
    margin: 12px 0;
    line-height: 1.8;
}

.waring p:first-child {
    font-size: 15px;
    color: #bdc3c7;
    margin-bottom: 15px;
}

.footer a {
    color: #3498db;
    text-decoration: none;
    margin: 0 10px;
    transition: color 0.3s ease;
}

.footer a:hover {
    color: #1abc9c;
    text-decoration: underline;
}

.beian-icon {
    width: 18px;
    height: 18px;
    vertical-align: middle;
    margin: 0 6px;
}

@media (max-width: 600px) {
    .footer a {
        display: block;
        margin: 8px 0;
    }
    
    .beian-icon {
        margin: 0 4px;
    }
}