adjust input style

components/input/style/index.less

@@ -15,6 +15,7 @@
   &-wrapper {
     display: inline-block;
     width: 100%;
+    text-align: start;
     vertical-align: top; // https://github.com/ant-design/ant-design/issues/6403
   }
 }

components/input/style/mixin.less

@@ -50,6 +50,7 @@
   color: @input-color;
   font-size: @font-size-base;
   line-height: @line-height-base;
+  text-align: inherit;
   background-color: @input-bg;
   background-image: none;
   border: @border-width-base @border-style-base @input-border-color;
@@ -346,6 +347,7 @@
   position: relative;
   display: inline-block;
   width: 100%;
+  text-align: start;
 
   &:hover .@{inputClass}:not(.@{inputClass}-disabled) {
     .hover();