/* banner */
.main-banner{
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 600px;
    margin-top: 60px;
}
.main-banner .content{
    width: 100%;
    height: 100%;
}
.main-banner .content img{
    width: 100%;
    height: 100%;
}

/* 产品中心 */
.announce-card{
    display: flex;
    flex-direction: column;
    width: 1250px;
    padding: 82px 0 92px;
}
.announce-card .content{
    width: 100%;
}
.announce-card .content .header{
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 10px;
    border-bottom: 1px solid rgb(227, 227, 227);
    font-size: 24px;
}

.announce-card .content .header select{
    width: 90px;
    height: 30px;
    border-radius: 4px;
    padding-left: 10px;
    font-size: 16px;
}

/* .announce-card .content span{
    font-size: 24px;
} */

.announce-card .content .list{
    padding: 15px 5px;
}

.announce-card .content .list-item{
    display: flex;
    padding: 20px;
    border-bottom: 1px solid rgb(238, 238, 238);
}

.announce-card .content .list-item .time{
   margin-right: 20px;
   color: #999;
    font-size: 16px;
}

.announce-card .content .list-item .item-title{
    flex: 1;
}

.announce-card .content .list-item .item-title a{
    color: #333;
    text-decoration: none;
    font-size: 16px;
}