.c2-left{
    width: 250px;
    /*height: 821px;*/
    float: left;
}
.c2-right{
    width: 920px;
    height: 821px;
    float: right;
}
.c2-left>div:nth-child(1){
   overflow: hidden;
    text-align: center;
    background: -webkit-linear-gradient(#525252, #333433); /* Safari 5.1 - 6.0 */
    background: -o-linear-gradient(#525252, #333433); /* Opera 11.1 - 12.0 */
    background: -moz-linear-gradient(#525252, #333433); /* Firefox 3.6 - 15 */
    background: linear-gradient(#525252, #333433); /* 标准的语法 */
    width: 250px;
    height: 70px;
    /* border-radius: 10px; */
}
.c2-left>div:nth-child(1)>p:nth-child(1){
   margin-top: 10px;
}
.c2-left>div:nth-child(3),.c2-left>div:nth-child(5),
.c2-left>div:nth-child(4),.c2-left>div:nth-child(6),.c2-left>div:nth-child(7)
{
   margin-bottom: 10px;
    overflow: hidden;
    text-align: center;
    background: -webkit-linear-gradient(#525252, #333433); /* Safari 5.1 - 6.0 */
    background: -o-linear-gradient(#525252, #333433); /* Opera 11.1 - 12.0 */
    background: -moz-linear-gradient(#525252, #333433); /* Firefox 3.6 - 15 */
    background: linear-gradient(#525252, #333433); /* 标准的语法 */
    width: 250px;
    height: 50px;
    padding: 10px 0;
    /* border-radius: 10px; */
}
.c2-left>div:nth-child(3)>p>a,
.c2-left>div:nth-child(3)>p,
.c2-left>div:nth-child(5)>p>a,
.c2-left>div:nth-child(5)>p,
.c2-left>div:nth-child(4)>p>a,
.c2-left>div:nth-child(4)>p,
.c2-left>div:nth-child(6)>p,
.c2-left>div:nth-child(6)>p>a,
.c2-left>div:nth-child(7)>p,
.c2-left>div:nth-child(7)>p>a
{
   display: block;
   height: 100%;
   line-height: 30px;
   width: 100%;
   font-size: 22px;
   color: #FFF;
}
.c2-left>div:nth-child(1)>p:first-child,.c2-left>div:nth-child(3)>p:first-child,.c2-left>div:nth-child(5)>p:first-child{
    font-size: 22px;
    color: #FFF;
}
.c2-left>div:nth-child(1)>p:last-child,.c2-left>div:nth-child(5)>p:last-child{
    font-size: 16px;
    color: #EBEBEB;
}

.c2-plist{
    width: 100%;
}

.c2-plist>li{
    margin:5.5px 0;
    list-style: none;
    width: 100%;
}
.c2-plist>li:hover>div{
    background: #525252;
}
.c2-plist>li:hover a{
    color: #fff;
}
.c2-plist>li>div{
   /* border-radius: 10px; */
    border-bottom: 1px solid #fff;
    width: 100%;
    height: 38px;
    background: #EBEBEB;
}
.c2-plist>li>div>a{
    display: block;
    width: 100%;
    height: 100%;
    text-align: center;
    font-weight: bold;
    line-height: 38px;
    font-size: 16px;
    color: #333;
}
.c2-plist>li>div>span{
    transition: all 0.3s;
    cursor: pointer;
    margin-top: -25px;
    margin-left: 149px;
    width: 10px;
    height: 10px;
    position: absolute;
}
.c2-plist>li.active>div>span{
    transform: rotate(90deg);
}

.c2-clist{
    height:0px;
    overflow: hidden;
    border-left: 1px solid #fff;
    border-right: 1px solid #fff;
    width: calc(100% - 2px);
    transition: all 0.3s;
}
.c2-clist>li{
    overflow: hidden;
    border-bottom: 1px solid #fff;
    height: 38px;
    width: 100%;
    list-style: none;
}
.c2-clist>li>a{
    line-height: 38px;
    display: block;
    width: calc(100% - 12px);
    height: 100%;
    padding-left: 10px;
    font-size: 14px;
    color: #666;
}
.c2-clist>li:hover{
    background: #453119;
}
.c2-clist>li:hover>a{
    color: #fff;
}

.c2-left>div:last-child{
    overflow: hidden;
    background: -webkit-linear-gradient(#525252, #333433); /* Safari 5.1 - 6.0 */
    background: -o-linear-gradient(#525252, #333433); /* Opera 11.1 - 12.0 */
    background: -moz-linear-gradient(#525252, #333433); /* Firefox 3.6 - 15 */
    background: linear-gradient(#525252, #333433); /* 标准的语法 */
    width: 250px;
    padding-bottom: 10px;
}
.c2-left>div:last-child>p{
    padding-left: 10px;
    padding-right: 20px;
    margin-top: 10px;
    font-size: 16px;
    color: #EBEBEB;
}