#about-us{
    min-height: 50rem;
    background-color: #fff;
    padding: 1.2rem 1.2rem;
    margin-bottom: 2rem;
    margin-top: 2rem;
}

.banner{
    width: 100%;
    margin-bottom: 2rem;
}

.banner img {
    width: 100%;
}

#about-us .title{
	padding: 0.6rem 0;
	width: 8rem;
	background-color: #e30009;
	color: #fff;
    font-weight: bold;
	text-align: center;
}

#about-us .text-content{
	width: 100%;
    margin-top: 1rem;
    font-size: 1rem;
}

#about-us .text-content p {
	max-width: 100%;
	overflow: hidden;
}

#about-us .text-content p img {
	width: 100%;
}

#about-us .histroy{
    width: 100%;
    margin-top: 2rem;
    background-color: #fff;
    overflow: hidden;
}

#about-us .histroy img {
	width: 100%;
}

#about-us .history-btn{
    background-color: #e30009;
    border: none;
}


/* 时间轴动画 */
.clear {
	clear: both;
	line-height: 0;
	font-size: 0;
}

/* ============ TIMELINE ============= */

.timelineContainer {
	border-left: 2px solid #ccc;
	margin: 20px auto;
	width: 100%;
}

div.timelineToggle {
	float: right;
	margin-right: 0;
	white-space: nowrap;
}

a.expandAll {
	color: #ccc;
	cursor: pointer;
	background: #000;
	-webkit-border-radius: 4px;
	-moz-border-radius: 4px;
	border-radius: 4px;
	font-size: 12px;
	padding: 3px 5px;
}

a.expandAll:hover {
	color: #7DBADF;
	cursor: pointer;
}

div.timelineMajor {
	clear: left;
	float: left;
	margin: 0 0 12px;
	width: 100%;
}

.timelineMajor h2 {
	background: url(../images/timeline_century_tick.gif) left center no-repeat;
	font-family: Palatino, "Times New Roman", Times, serif;
	cursor: pointer;
	font-size: 3em;
	font-weight: 400;
	margin: 0 0 10px;
	padding: 4px 4px 4px 20px;
}

.timelineMajor h2 span {
	background: #ccc;
	-webkit-border-radius: 4px;
	-moz-border-radius: 4px;
	border-radius: 4px;
	color: #131313;
	letter-spacing: .1em;
	line-height: 1.7em;
	padding: 3px 5px 1px;
}

dl.timelineMinor {
	clear: left;
	float: left;
	margin: 0 12px 0 0;
	padding: 4px 4px 4px 0;
	position: relative;
    box-sizing: border-box;
	width: 100%;
}

.timelineMinor dt {
	background: url(../images/timeline_decade_tick.gif) left center no-repeat;
	clear: left;
	font-size: 1.6em;
	list-style-type: none;
	line-height: 1.2em;
	margin: 0 0 12px;
	padding: 0 0 0 24px;
	white-space: nowrap;
}

.timelineMinor dt a {
	color: #999;
	cursor: pointer;
}

.timelineMinor dt a.closed {
	color: #999;
	font-size: 1em;
	margin-left: 0;
}

.timelineMinor dt a.open {
	color: #7DBADF;
}

.timelineMinor dt a:hover {
	color: #7DBADF;
}

.timelineMinor dd {
	padding-left: 24px;
	width: 100%;
}

.timelineMinor dd h3 {
	color: #666;
	clear: both;
	float: left;
	font-size: 1.5em;
	margin: 0;
	white-space: nowrap;
}

.timelineEvent p {
	clear: left;
	float: left;
	line-height: 1.5em;
	margin: 6px 0 10px;
	width: 100%;
}

.timelineEvent h4 {
	clear: left;
	float: left;
	font-size: 1.4em;
	font-weight: 400;
	margin: 10px 0 0;
	padding: 0 0 0 20px;
}

.timelineEvent blockquote {
	border-left: 2px solid #ccc;
	clear: left;
	float: left;
	font-size: 1.8em;
	margin-left: 0;
	padding: 0 30px;
	width: 100%;
}

.timelineEvent blockquote .attribution {
	font-size: 0.7em;
	text-align: right;
}


.timelineEvent div.media {
	float: right;
	padding: 0 0 12px;
	width: 100%;
}

.timelineEvent .media img {
	border: 2px solid #000;
	margin: 0;
}

.timelineEvent .media p {
	font-size: 1.2em;
	margin: 0;
	padding: 0;
}

.timelineEvent .media a:link,
.timelineEvent .media a:visited {
	color: #ab221b;
}

.timelineEvent .media a:hover {
	color: #7DBADF;
}


@media screen and (max-width: 768px) {
    .container {
       padding:10px;
    }

    div.timelineToggle {
       float:none;
    }

    .timelineEvent div.media {
        display:none;
        float:none;
    }

    .timelineMinor dt {
       font-size:1.2em;
       white-space: normal;
    }

    .timelineMinor dd h3 {
       font-size:1em;
       white-space: normal;
    }

    div#timelineContainer {
    }

    .timelineMinor dd {
        margin-left:20px;
        padding-left:0;
        width:94%;
    }

    .timelineEvent .media p {
       font-size:1em;
    }

    dl.timelineMinor {
       float:none;
       max-width:100%;
    }

    .timelineEvent p {
       float:none;
       width:100%;
    }

    .timelineEvent blockquote {
       float:none;
       width:100%;
       font-size:1em;
    }
}
/* Smartphones (portrait) ----------- */
@media only screen and (max-width : 320px) {

    * {
        max-width: 100%;
    }

}