feat: 样式调整

src/static/scss/colors.scss

@@ -4,19 +4,19 @@
   color: #fff;
 }
 
-.color-00 {
+.color-000 {
   color: #000;
 }
 
-.color-33 {
+.color-333 {
   color: #333;
 }
 
-.color-66 {
+.color-666 {
   color: #666;
 }
 
-.color-99 {
+.color-999 {
   color: #999;
 }
 

src/static/scss/flex.scss

@@ -7,6 +7,14 @@
   align-items: center;
 }
 
+.flex-justify-start {
+  justify-content: flex-start;
+}
+
+.flex-justify-end {
+  justify-content: flex-end;
+}
+
 .flex-justify-center {
   justify-content: center;
 }