Tooltip style

src/chart/radar/RadarSeries.ts

@@ -138,7 +138,7 @@ class RadarSeriesModel extends SeriesModel<RadarSeriesOption> {
                     return encodeHTML(axis.name) + ': ' + val;
                 }).join('\n');
         }
-        return '<div style="font-size:12px;color:#6e7079;line-height:1">'
+        return '<div style="font-size:12px;color:#6e7079;line-height:1;margin-top:-4px;">'
             + encodeHTML(name === '' ? this.name : name)
             + '</div>'
             + zrUtil.map(indicatorAxes, function (axis) {

src/component/tooltip/TooltipModel.ts

@@ -129,7 +129,7 @@ class TooltipModel extends ComponentModel<TooltipOption> {
 
         // Tooltip inside padding, default is 5 for all direction
         // Array is allowed to set up, right, bottom, left, same with css
-        padding: [6, 10, 10],
+        padding: 10,
 
         // Extra css text
         extraCssText: '',

src/component/tooltip/TooltipView.ts

@@ -626,7 +626,7 @@ class TooltipView extends ComponentView {
                         (
                             firstLine
                                 ? (
-                                    '<div style="font-size:12px;color:#6e7079;line-height:1">'
+                                    '<div style="font-size:12px;color:#6e7079;line-height:1;margin-top:-4px;">'
                                     + formatUtil.encodeHTML(firstLine) + '</div>'
                                     + newLine
                                 )

src/model/Series.ts

@@ -562,7 +562,7 @@ class SeriesModel<Opt extends SeriesOption = SeriesOption> extends ComponentMode
         if (!isRichText) {
             seriesName = seriesName
                 ? !multipleSeries
-                ? `<div style="font-size:12px;color:#6e7079;line-height:1">${seriesName}</div>`
+                ? `<div style="font-size:12px;color:#6e7079;line-height:1;margin-top:-4px;">${seriesName}</div>`
                 : `<span style="font-size:12px;color:#6e7079;line-height:1">${seriesName}</span>`
                 : '';
             html = !multipleSeries