chamilo-lms2/app/Resources/public/css/chat.css

.page-chat{
	padding: 10px 0;
	background:#ffffff;
}
.message-form-chat .nav{
  margin-bottom: 0;
}
.message-form-chat .nav-tabs .active a{
  background-color: #f6f6f6;
}

.message-student .chat-image, .message-teacher .chat-image{
 	width: 80px;
 	height: auto;
 	max-height: 80px;
 	display: inline-block;
 	vertical-align: top;
 	-webkit-border-radius: 10px;
	-moz-border-radius: 10px;
	border-radius: 10px;
	border:2px solid #fff;
	box-shadow: 1px 1px 2px rgba(0,0,0,0.2);
 }
.message-student .content-message{
	background-color: #F9F2E0;
    color: #000;
    padding: 10px;
    margin-bottom: 15px;
    border-top: 1px solid #F9F2E0;
    border-left: 1px solid #F9F2E0;
    border-right: 2px solid #F7E5B9;
    border-bottom: 3px solid #F7E5B9;
    border-radius: 10px;

	display: inline-block;
	font-size: 13px;
	padding: 15px;
	vertical-align: top;
	width: calc(100% - 100px);
}
.message-teacher .icon-message{
	display: inline-block;
	margin-left: -6px;
	margin-top: 10px;
	width: 0;
	height: 0;
	border-top: 0px solid transparent;
	border-bottom: 15px solid transparent;
	border-left: 15px solid #EBEFF3;
}
.message-student .icon-message{
	display: inline-block;
	margin-right: -6px;
	margin-top: 10px;
	width: 0;
	height: 0;
	border-top: 0px solid transparent;
	border-bottom: 15px solid transparent;
	border-right: 15px solid #F9F2E0;
}
.message-teacher .content-message{
	background-color: #EBEFF3;
    color: #000;
    padding: 10px;
    margin-bottom: 15px;
    border-top: 1px solid #EBEFF3;
    border-left: 2px solid #DEE1E5;
    border-right: 1px solid #EBEFF3;
    border-bottom: 3px solid #DEE1E5;
    border-radius: 10px;
	display: inline-block;
	font-size: 13px;
	padding: 15px;
	vertical-align: top;
	width: calc(100% - 100px);
}
.message-teacher .message-date{
	color: #666;
	font-style: italic;
	font-size: 10px;
	text-align: right;
	margin-right: 35px;
	margin-top: 10px;
}
.message-student .message-date{
	color: #666;
	font-style: italic;
	font-size: 10px;
	text-align: right;
	margin-top: 10px;
}

.chat-user {
	background-color: #EEEEEE;
	border: 1px solid #E2E2E2;
	-webkit-border-radius: 10px;
	-moz-border-radius: 10px;
	border-radius: 10px;
	color: #666;
	margin-bottom: -1px;
	padding: 10px;
}
.chat-user .user-image-chat {
	-webkit-border-radius: 10px;
	-moz-border-radius: 10px;
	border: 2px solid #FFF;
	border-radius: 10px;
	display: inline-block;
	height: auto;
	margin-right: 10px;
	max-height: 40px;
	float: left;
	width: 40px;
}

.emoticons-chat img{
  	width: 24px;
  	border: none;
}
.message-form-chat{
	margin-top: 10px;
	padding: 5px;
	-webkit-border-radius: 10px;
	-moz-border-radius: 10px;
	border-radius: 10px;
	background: #EEEEEE;
}

.emoji-menu {
	margin-left: -234px;
	margin-top: -224px;
	width: 468px;
}

.emoji-wysiwyg-editor-preview,
.emoji-wysiwyg-editor {
    padding: 3%;
    height: 50px;
    border: 0;
    background-color: #ffffff;
    -webkit-border-radius: 10px;
    -moz-border-radius: 10px;
    border-radius: 10px;
    border: 1px solid #EEEEEE;
    color: #666;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.35) inset;
}

#chat-tabs .tab-content{
	margin-top: 15px;
}

.chat-history {
	height: 400px;
	overflow: auto;
}

#chat-users {
	margin-left: 0;
}
#chat-users div.chat-user > div {
	padding: 5px;
}