html {overflow-y:auto}
html, body {height:100%}

.wrap_chat {height:100%}
.wrap_chat>div:first-child>.header {background-color:#00c73c;position:fixed;top:0;left:0;z-index:10;width:100%}
.wrap_chat>div:first-child>.header>.title_area {display:flex;align-items:center;justify-content:center;min-height:50px;font-size:14px;font-weight:bold;color:#fff}
.wrap_chat>div:last-child>.cont_chat {overflow-y:auto;overflow-x:hidden;position:absolute;left:0;bottom:88px;width:100%;top:50px}
.wrap_chat>div:last-child>.cont_chat>ul {padding:8px 15px 8px}
.wrap_chat>div:last-child>.cont_chat>ul>li {padding:8px 0}
.wrap_chat>div:last-child>.cont_chat>ul>li.notice {color:#959595;text-align:center}
.wrap_chat>div:last-child>.cont_chat>ul>li>.inner_talk {display:flex}
.wrap_chat>div:last-child>.cont_chat>ul>li>.inner_talk>.user_thumb>a {overflow:hidden;position:relative;width:40px;height:40px;border-radius:50%;display:block}
.wrap_chat>div:last-child>.cont_chat>ul>li>.inner_talk>.user_thumb>a:after {position:absolute;top:0;left:0;right:0;bottom:0;border:1px solid rgba(0, 0, 0, 0.06);border-radius:50%;content:''}
.wrap_chat>div:last-child>.cont_chat>ul>li>.inner_talk>.talk_info {padding-left:7px}
.wrap_chat>div:last-child>.cont_chat>ul>li>.inner_talk>.talk_info>.name {font-size:11px;white-space:nowrap}
.wrap_chat>div:last-child>.cont_chat>ul>li>.inner_talk>.talk_info>.bubble {margin-top:5px;overflow:hidden;position:relative;z-index:0;max-width:100%;border-radius:3px 20px 20px;font-size:13px;background-color:#f4f4f4;word-break:break-all;word-break:break-word;word-wrap:break-word;vertical-align:bottom}
.wrap_chat>div:last-child>.cont_chat>ul>li>.inner_talk>.talk_info>.bubble>.txt {padding:9px 12px;white-space:pre-wrap}
.wrap_chat>div:last-child>.cont_chat>ul>li>.inner_talk>.talk_info>.bubble:after {content:'';display:block;clear:both}
.wrap_chat>div:last-child>.box_chat {position:fixed;left:0;bottom:0;width:100%;border-top:1px solid #ededed}
.wrap_chat>div:last-child>.box_chat>.frame_msg {position:relative;background-color:#fff}
.wrap_chat>div:last-child>.box_chat>.frame_msg>.tf_msg {width:100%;overflow-y:auto;height:84px;padding:12px 18px;border:0 none;font-size:12px;resize:none}