btn style

@@ -196,10 +196,22 @@ a {
     -moz-osx-font-smoothing: grayscale;
 }
 
+.block {
+    display: block;
+}
+
+.inline-block {
+    display: inline-block;
+}
+
 .hide {
     display: none;
 }
 
+.vhide {
+    visibility: hidden;
+}
+
 .left {
     float: left;
 }
@@ -222,8 +234,11 @@ a {
     display: block;
     width: 70px;
     height: 26px;
+    line-height: 26px;
     background: #1b1b1b;
     color: #fff;
+    text-align: center;
+    font-size: 12px;
 
     /* 不可点按钮 */
     &.disable {

+@import "base";