diff --git a/src/layout/Admin.css b/src/layout/Admin.css
index c010efb..cf7567f 100644
--- a/src/layout/Admin.css
+++ b/src/layout/Admin.css
@@ -1,3 +1,42 @@
+
+*, *::before, *::after {
+  box-sizing: inherit;
+  padding: 0;
+  margin: 0;
+}
+
+html {
+  box-sizing: border-box;
+}
+
+h1,
+h2,
+h3,
+h4,
+h5,
+h6 {
+  font-weight: normal;
+}
+
+ul {
+  list-style: none;
+}
+
+img,
+video {
+  height: auto;
+  max-width: 100%;
+}
+
+iframe {
+  border: 0;
+}
+
+table {
+  border-collapse: collapse;
+  border-spacing: 0;
+}
+
 .wrapper {
     padding-left: 80px;
 }
@@ -6,4 +45,4 @@
     .wrapper{
         padding-left: 50px;
     }
-}
\ No newline at end of file
+}