/* 设置公共基础样式，清除默认样式+设置通用样式 */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

li {
    list-style: none;
}

body {

    font: 14px/1.5 "Microsoft Yahei","Hiragino Sans GB","Heiti ","WenQuanYi Micro Hei",sans-serif ;
    color: #f9f9f9;
    
}

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

/* ----------------------------------- */

/* ---------------------------------- 网站头部 --------------------------- */


/* 顶部导航 */
.header .gps-top {
    height: 40px;
    background-color: #181818;
}


.header .gps-top ul {
    display: flex;

}

.header .gps-top li {
    border-left: 1px solid #8b8b8b;

}

.header .gps-top li:last-child {
    border-right: 1px solid #8a8a8a;
}


.header .gps-top li a {
    margin-left: 15px;
    padding-right: 15px;
    font-size: 14px;
    line-height: 40px;
    font-weight: 700;
    color: #fff;
}

/* 顶部背景区域 */
.header .sign {
    background-color: #444444;
}


.header .sign .sign-div {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 120px;

}

.header .sign .sign-left {
    width: 450px;
    height: 90px;

    background-image: url(../ioc/sign-left.png);
    background-size: contain;

}

.header .sign .sign-right {
    width: 728px;
    height: 90px;
    background-image: url(../ioc/sign-s.jpg);
}



/* -------------------------------内容区域----------------------------- */
.bd .Windows {
    /* background-color: darkkhaki; */
}

.bd  ul {
    display: flex;
    flex-wrap: wrap;
}
.bd ul li {
    display: flex;
    flex-direction: column;
    list-style: none;
    width: 288px;
    height: 360px;
    border-radius: 10px;
    background-color: #ffffff;
    border: 2px solid transparent;

    margin: 20px 0px 20px 20px;
}

.bd .Windows li:nth-child(5n) {
    margin-right: 0px;
}



/* ----------大图----------- */
.bd ul li .tv img{
    height: 220px;
    width: 284px;
    border-radius: 10px;
    
}



/* 标签 */
.bd ul li strong {
    padding :10px;
    font-weight: 400;
    color: #4d4d4d;
}


.bd ul li strong img {
    height: 15px;
    width: 15px;
    text-align: center;

}

.bd ul li h4 { 

    font-size: 15px;
    font-weight: 400;
    color: #181818;
    margin:0px 15px;
}

/* --------------------------工具包按钮------------------ */

.bd ul li a:last-child {
    display: inline-block;

    width: 100px;
    height: 27px;
    line-height: 27px;
    margin-top: 8px;
    margin-left: 94px;
    padding-left: 15px;
    border-radius: 13px;

    color: #ffffff;
    background-color: #000000;

}

/* 鼠标悬停添加边框 */  
.bd ul li:hover {  
    border: 2px solid #ee2f2f95; /* 使用你想要的边框颜色和宽度 */  
}

.bd ul li a:last-child:hover {
    color: red;
    background-color: #d6d6d6;
}