body {
    color: #888;
    font-size: 12px;
    line-height: 1.7em;
    font-family:"Microsoft YaHei","微软雅黑";
    background: #ffffff;
}
.clearfix:after{
    content: ".";
    display: block;
    height: 0;
    line-height: 0;
    visibility: hidden;
    clear:both;
}
/*兼容ie浏览器*/
.clearfix{
    zoom:1;
}
.content{
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    margin: 0 auto;
    width: 1200px;
}

/*搜索引擎*/
.api-browser{
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    overflow: hidden;
    background: #F6F7F9;
}
.api-browser .api-browser-title{
    font-size: 24px;
    font-weight: bold;
    line-height: 32px;
    color: #252525;
    margin: 20px 0;
}
.api-browser .api-browser-list{
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    overflow: hidden;
    width: 100%;
    margin-bottom: 25px;
    display: -webkit-flex;
    display: -moz-flex;
    display: -o-flex;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.api-browser .api-browser-list .api-browser-item{
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    overflow: hidden;
    display: -webkit-flex;
    display: -moz-flex;
    display: -o-flex;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    width: 145px;
    height: 110px;
    border: 1px solid #EFEFEF;
    background: #ffffff;
    color: #808080;
    border-radius: 5px;
    font-size: 14px;
    line-height: 24px;
}

/*字母*/
.api-letter{
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    padding: 15px 0;
}
.api-letter .api-letter-title{
    font-size: 18px;
    line-height: 24px;
    color: #333333;
    margin:15px 0;
}
.api-letter .api-letter-ul{
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    width: 1200px;
    margin: 0 auto;
    overflow: hidden;
    border: 1px solid #DEDEDE;
    display: -webkit-flex;
    display: -moz-flex;
    display: -o-flex;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.api-letter .api-letter-ul li{
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    width: 46px;
    height: 46px;
    line-height: 46px;
    background: #F6F7F9;
    border-right: 1px solid #DEDEDE;
    color: #333333;
    font-size: 18px;
    text-align: center;
    cursor: pointer;
}
.api-letter .api-letter-ul li:last-child{
    border-right: none;
}
.api-letter .api-letter-ul .api-letter-li{
    color: #3bbcce;
    background: #ffffff;
}

.api-letter .api-letter-box{
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    width: 1200px;
    margin: 0 auto;
}
.api-letter .api-letter-box .api-letter-item{
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    display: -webkit-flex;
    display: -moz-flex;
    display: -o-flex;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #DEDEDE;
}
.api-letter .api-letter-box .api-letter-item:hover{
    background: #F6F7F9;
}
.api-letter .api-letter-box .api-letter-item p{
    font-size: 40px;
    line-height: 36px;
    font-weight: bold;
    color: #3bbcce;
    width: 80px;
    height: 100%;
    display: -webkit-flex;
    display: -moz-flex;
    display: -o-flex;
    display: flex;
    justify-content: center;
    align-items: center;
}
.api-letter .api-letter-box .api-letter-item .api-letter-list{
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    width: 1090px;
    overflow: hidden;
    padding: 20px 0;
}
.api-letter .api-letter-box .api-letter-item .api-letter-list li{
    display: inline-block;
    min-width: 200px;
    text-align: left;
    float: left;
    font-size: 18px;
    line-height: 24px;
    color: #2F84C6;
    margin: 15px 0;
}
.api-letter .api-letter-box .api-letter-item .api-letter-list li a{color: #2F84C6;}
.api-letter .api-letter-box .api-letter-item .api-letter-list a:hover{
    text-decoration: underline;
    color: #008EFF;
}
.api-letter .api-letter-more{
    margin: 30px 0;
    text-align: left;
    font-size: 18px;
    line-height: 24px;
    color: #333333;
}