.ppcurve{padding:10px}.ppcurve .menu button,.ppcurve .menu button span{cursor:pointer}.ppcurve .menu .years{margin-right:10px}.ppcurve .menu .el-form-item{margin-bottom:10px}.ppcurve .chart-wrap .chart_item{display:inline-block;width:32%;height:400px}.ppcurve .blank{height:100%;width:100%;position:absolute;text-align:center;vertical-align:middle;align-items:center;font-size:45px;justify-content:center;display:-webkit-flex;display:flex}