.relation-label-main{
    max-height: 80px;
    overflow-y: auto;
}
.relation-label-main-item{
    position: relative;
    max-width: 280px;
    line-height: 24px;
    font-size: 12px;
    color: #666;
    padding: 0 18px 0 8px;
    background: #F2F8FF;
    border-radius: 4px;
    margin: 5px;
}
.relation-label-main-item:hover>span{
    display: inline-block;
}
.relation-label-main-item>span{
    display: none;
    position: absolute;
    cursor: pointer;
    right: 2px;
    font-size: 12px;
    color: red;
}
.relation-label-body{
    padding: 5px;
    border: 1px solid #E7ECF3;
}
.relation-label-body-item{
    position: relative;
    float: left;
    width: 50%;
    padding: 5px;
}
.relation-label-body-item-top{
    position: relative;
    height: 30px;
}
.relation-label-body-item-body{
    position: relative;
    width: 100%;
}
.relation-label-body-item-body-top{
    height: 30px;
    padding: 0 10px;
    line-height: 30px;
    font-size: 14px;
    color: #666;
    background: #F6F6F6;
}
.relation-label-body-item-body-main{
    height: 190px;
    overflow-y: auto;
}
.relation-label-body-knowledge{
    position: relative;
    line-height: 36px;
    padding: 0 25px 0 10px;
    font-size: 14px;
    color: #333;
}
.relation-label-body-knowledge:hover,.relation-label-body-knowledge.active{
    background: #F2F8FF;
}
.relation-label-body-knowledge.active>.relation-label-body-knowledge-checked{
    display: inline-block;
}
.relation-label-body-knowledge-checked{
    display: none;
    position: absolute;
    right: 10px;
    font-size: 12px;
    color: #3289F2;
}
.relation-label-body-item-top-input{
    float: left;
    width: 100%;
}