.echarts{width:600px;height:400px;width:100%!important}.card-body{position:relative}.card-body .pie-text{width:105px;position:absolute;margin:auto;left:0;right:0;top:44%;bottom:0}.switch-button{position:relative;z-index:1}@media(min-width:576px){html[dir=rtl] .switch-button{float:right!important}}