body{
    background: #253f58;
}

.txtIndent {
    text-indent: 2em;
}

header {
    width: 100%;
    height: 70px;
    background: rgba(256, 256, 256, 0.1);
}

/*修改时间：2020-9-18
修改人：陈良爱
修改内容：width*/

.centerContent {
    width: 100%;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
}
.centerContent h2 img:first-child{
    vertical-align: top;
    display: inline-block;
    height: 55px;
    margin-top: 10px;
    margin-left: 10px;
}
.centerContent h2 img:last-child{
    display: inline-block;
    height: 60px;
    margin-top: 10px;
    margin-left: 50px;
}

.backBtn{
    display: block;
    width: 130px;
    height: 50px;
    margin-top: 10px;
    margin-right: 30px;
    background: url('../images/backBtn.png') no-repeat;
    background-size: cover;
}
.backBtn:hover{
    background: url('../images/backBtn_on.png') no-repeat;
    background-size: cover;
} 

/*
修改时间：2020-9-18
修改人：陈良爱
修改内容：margin-top*/

#sel1 {
    height: calc(100% - 90px) ;
    margin-top: 10px;
    display: flex;
}


/*左侧项目任务导航栏样式*/
.leftNav {
    margin-left: 10px;
    width: 360px;
    height: 100%;
    background: url('../images/leftNav_bg.png') no-repeat;
    background-position: bottom;
    background-size: cover;
    border-radius: 10px;
}

.leftNav::-webkit-scrollbar-track {
    box-shadow: inset 0 0 2px #F0F0F0;
    background-color: #F5F5F5;
}

.leftNav::-webkit-scrollbar {
    width: 10px;
    background-color: #F5F5F5;
}

.leftNav::-webkit-scrollbar-thumb {
    box-shadow: inset 0 0 2px #F0F0F0;
    background: linear-gradient(to bottom, #344d64, #4d8cb0);
}

.headLever{
    background: url('../images/line.png') no-repeat;
    background-position: center bottom;
}

.project{
    height: 36px;
    line-height: 36px;
    font-size: 16px;
    font-weight:600;
    color: #ffffff;
    display: block;
    width: calc(100% - 20px);
    padding: 0 10px;
    overflow: hidden;
    text-overflow:ellipsis;
    white-space: nowrap;
}

.project:hover, .projCurr{
    background: linear-gradient(to bottom, #8d746e, #7b5f5b);
}

.firstLevel {
    display: none;
    margin-left: 8px;
    padding-top: 5px;
    padding-bottom: 5px;
}
.firstLevel>li{
    display: block;
    margin-bottom: 5px;
    width: calc(100% - 10px);
}
.project::after{
    content: '＜';
    float: right;
    color: white;
    font-size: 16px;
}
.projCurr::after{
    content: '⌵';
    float: right;
    color: white;
    font-size: 16px;
}

.projCatalog{
    display: inline-block;
    height: 100%;
    display: flex;
}

.titleNum {
    display: flex;
    justify-content: center;
    width: 30px;
    height: 30px;
    line-height: 30px;
    color: #999999;
    background: url(../images/titleNum_taskIcon.png) no-repeat;
    background-size: cover;
    vertical-align: top;
}
.titleCurr .titleNum, .projCatalog:hover .titleNum{
    color: white;
}

.numPos {
    margin-top: 5px;
    margin-left: -4px;
}

.projTitleTxt {
    display: inline-block;
    width: 240px;
    padding-top: 6px;
    color: white;
    overflow: hidden;
    text-overflow:ellipsis;
    white-space: nowrap;
}

.secondLevel {
    display: none;
}
.secondLevel a {
    font-size: 14px;
    display: block;
    height: 28px;
    line-height: 28px;
    padding-left: 46px;
    margin-top: 5px;
    margin-left: -10px;
    margin-right: -10px;
    color: #ffffff;
}
.titleTxt{
    width: 230px;
    overflow: hidden;
    text-overflow:ellipsis;
    white-space: nowrap;
}
.secondLevel a:hover, .progressCurr a{
    background: rgba(256, 256, 256, 0.2);
}

/*右侧主要内容样式*/
/*
修改时间：2020-9-18
修改人：陈良爱
修改内容：width*/

.rightContent {
    flex: 1;
    height: 100%;
    margin: 0 10px;
    background: rgba(256, 256, 256, 0.9);
}


/*
修改时间：2020-9-18
修改人：陈良爱
margin-left*/

.contentNav {
    margin-bottom: 14px;
    margin-left: 20px;
}

.contentNav ul li {
    list-style: none;
    float: left;
}

.contentNav a {
    display: inline-block;
    width: 116px;
    height: 36px;
    margin-right: 10px;
}

.navSide{
    position: absolute;
    top: 38%;
    left: 370px;
    width: 18px;
    padding: 20px 0;
    text-align: center;
    line-height: 20px;
    color: white;
    font-size: 13px;
    border: 1px solid #99aebd;
    border-left: none;
    border-radius: 0 10px 10px 0;
    background: linear-gradient(to right, #263c53, #4a96bf);
    z-index: 10;
    cursor: pointer;
    writing-mode: horizontal-tb;
}

.navSide:hover{
    color: white;
    background: linear-gradient(to right, #4a96bf, #263c53);
}

.rightContent iframe{
    display: block;
    width: 100%;
    height: 100%;
}