.content{
    display: flex;
}
.left_content{
    position: relative;
    width: 15%;
    height: 100%;
    background: #dddddd;
}
.left_content ul li{
    list-style: none;
    text-align: center;
    width: 100%;
    line-height: 50px;
    color: #555;
    font-size: 16px;
    border-bottom: 2px saddlebrown;
}
.left_content a{
    text-decoration: none;
    color: #333333;
}

.left_content li:hover{
    background: #545454;
    transition: .5s;

}
.left_content a:hover{
    color: wheat;
    transition: .5s;
}
.right-content{
    position: relative;
    width: 98%;
    margin: 0 0 0 1%;
    background: #ffffff;
    height: 100%;
    min-height: 300px;
}
#data_title{
    display: flex;
    justify-content: space-between;
}

.data_title_left{
    padding: 15px 15px 15px 15px;
    font-size: 36px;
}
.data_title_right{
    padding-right:15px;
    line-height: 78px;
}
.data_title_right a{
    text-decoration: none;
    color: #333333;
}
.data_title_right a:hover{
    color: #2c6464;
}
.data_title_right a:active{
    color: red;
}
.data_jump hr{
   margin-bottom: 15px;
}
.data_jump table{
    border-collapse: collapse;
    margin-right: auto;
    margin-left: auto;
}
.data_jump td{
    text-align: center;
    vertical-align: top;
    padding: 0.5em 30px;
    border: 1px solid black;
}