diff --git a/babel_src/chartTimelineZoomable.js b/babel_src/chartTimelineZoomable.js
index 64f4abe..fb51f65 100644
--- a/babel_src/chartTimelineZoomable.js
+++ b/babel_src/chartTimelineZoomable.js
@@ -119,9 +119,9 @@ class ChartTimelineZoomable {
             .attr('fill', 'white');
 
         this.monthLabel
-            .attr('text-anchor', 'middle')
+            .attr('text-anchor', 'start')
             .attr('alignment-baseline', 'middle')
-            .attr('transform', 'translate(' + margin.left + ' ' + (height - margin.bottom - 40) + ') scale(1.5)')
+            .attr('transform', 'translate(' + (width * 0.03) + ' ' + (height - margin.bottom - 40) + ') scale(1.5)')
             .text(isChoosingMonth? '' : defaultDate.getMonth()+1+'月');
 
         this.cityLabel
diff --git a/public/javascripts/chartTimelineZoomable.js b/public/javascripts/chartTimelineZoomable.js
index 51a151f..adfe967 100644
--- a/public/javascripts/chartTimelineZoomable.js
+++ b/public/javascripts/chartTimelineZoomable.js
@@ -127,7 +127,7 @@ var ChartTimelineZoomable = function () {
             // update chart content
             this.backgroudLine.attr('transform', 'translate(' + margin.left + ' ' + (height - margin.bottom) + ')').attr('width', width - margin.right - margin.left).attr('height', '1').attr('fill', 'white');
 
-            this.monthLabel.attr('text-anchor', 'middle').attr('alignment-baseline', 'middle').attr('transform', 'translate(' + margin.left + ' ' + (height - margin.bottom - 40) + ') scale(1.5)').text(isChoosingMonth ? '' : defaultDate.getMonth() + 1 + '月');
+            this.monthLabel.attr('text-anchor', 'start').attr('alignment-baseline', 'middle').attr('transform', 'translate(' + width * 0.03 + ' ' + (height - margin.bottom - 40) + ') scale(1.5)').text(isChoosingMonth ? '' : defaultDate.getMonth() + 1 + '月');
 
             this.cityLabel.attr('text-anchor', 'start').attr('alignment-baseline', 'middle').attr('transform', 'translate(' + (margin.left + 100) + ' ' + (height - margin.bottom - 40) + ') scale(1)').text(city.province == null ? '' : city.province + ' ' + city.city);
 
diff --git a/public/stylesheets/style.css b/public/stylesheets/style.css
index 787047e..42d1440 100644
--- a/public/stylesheets/style.css
+++ b/public/stylesheets/style.css
@@ -140,15 +140,6 @@ li{
   height: auto;
   z-index: 10;
 }
-#mode-selector>select{
-  background:none;
-  width: 10vw;
-  margin: 5px;
-  line-height:28px;
-  border: none;
-  text-align: left;
-  font-size: 2.5vw;
-}
 
 .btn-dirt.selected, .btn-attr.selected {
   outline: none;
@@ -280,5 +271,12 @@ li{
 }
 
 #year-select {
+  background:none;
+  width: 10vw;
+  margin: 5px;
+  line-height:28px;
+  border: none;
+  text-align: left;
   font-weight: bold;
+  font-size: 3.2vw;
 }
\ No newline at end of file