.chunk_popup{position: fixed;width: 100%;height: 100%;z-index:999;left: 0;top: 0;display: none}
.chunk_mark{position: absolute;width: 100%;height: 100%;left: 0;top: 0;background-color: rgba(0,0,0,0.6);z-index: 1;}
.chunk_popup_div{position: absolute;left: 50%;top: 40%;z-index: 2;background-color: #fff;min-width:280px;border-radius: 9px;overflow: hidden;
    min-height: 220px;-webkit-transform: translate(-50%,-50%);-moz-transform: translate(-50%,-50%);-ms-transform: translate(-50%,-50%);
-o-transform: translate(-50%,-50%);transform: translate(-50%,-50%);opacity: 0;padding-bottom: 10px;}
.chunk_popup_title{line-height: 50px;border-bottom: 1px solid #f2f2f2;height: 50px;padding-left: 28px;font-size: 16px;color: #666}
.chunk_popup_content{padding: 15px;min-height: 110px}
.chunk_popup_btn{background-color: #ff4b4b;border: none;color: #fff;width: 75px;height:30px;border-radius: 5px;margin-left: 10px;
    margin-right: 10px;display: inline-block;line-height: 30px;cursor: pointer}
.chunk_popup_close{position: absolute;display: block;width: 50px;line-height: 50px;right: 0;top: 0;font-size: 32px;color: #666;text-align: center;cursor: pointer}
.chunk_popup_btn:nth-child(1){background-color: #ff4b4b}
.chunk_popup_btn:nth-child(1):hover{background-color: #ff5b4b}
.chunk_popup_btn:nth-child(1):active{background-color: #ff3300}
.chunk_popup_btn:nth-child(2){background-color: #999}
.chunk_popup_btn:nth-child(2):hover{background-color: #888}
.chunk_popup_btn:nth-child(2):active{background-color: #666}
.chunk_textarea{position: relative;}
.chunk_textarea textarea{width: 98%;height: 110px;border: 1px solid #e5e5e5;border-radius: 7px;padding: 1%;font-size: 14px;color: #666}
.chunk_textarea p{position: absolute;right: 15px;bottom: 8px;color: #999}
.chunk_textarea p i{color: #FF5722}