fix: 头部样式调整

xinkeaboard-web/assets/style/register.scss

@@ -1,10 +1,12 @@
 @import "./theme.scss";
 .sld_login {
   .sld_login_header {
+    height: 50px;
     background: #fff;
     box-shadow: 0 3px 5px rgba(0, 0, 0, 0.05);
 
     .content {
+      height: 100%;
       display: flex;
 
       align-items: center;
@@ -12,10 +14,12 @@
       margin: auto;
 
       .l_logo {
+        height: 100%;
         cursor: pointer;
         width: 50%;
 
         .img {
+          height: 100%;
           display: inline-block;
           vertical-align: top;
           max-width: 160px;