miniobrowser: Bring Minio browser source into minio repo. (#3617)

browser/app/less/inc/ie-warning.less

@@ -0,0 +1,81 @@
+.ie-warning {
+  background-color: #ff5252;
+  width: 100%;
+  height: 100%;
+  position: fixed;
+  left: 0;
+  top: 0;
+  text-align: center;
+
+  &:before {
+    width: 1px;
+    content: '';
+    height: 100%;
+  }
+
+  &:before,
+  .iw-inner {
+    display: inline-block;
+    vertical-align: middle;
+  }
+}
+
+.iw-inner {
+  width: 470px;
+  height: 300px;
+  background-color: @white;
+  border-radius: 5px;
+  padding: 40px;
+  position: relative;
+
+  ul {
+    list-style: none;
+    padding: 0;
+    margin: 0;
+    width: 230px;
+    margin-left: 80px;
+    margin-top: 16px;
+
+    & > li {
+      float: left;
+
+      & > a {
+        display: block;
+        padding: 10px 15px 7px;
+        font-size: 14px;
+        margin: 0 1px;
+        border-radius: 3px;
+
+        &:hover {
+          background: #eee;
+        }
+
+        img {
+          height: 40px;
+          margin-bottom: 5px;
+        }
+      }
+    }
+  }
+}
+
+.iwi-icon {
+  color: #ff5252;
+  font-size: 40px;
+  display: block;
+  line-height: 100%;
+  margin-bottom: 15px;
+}
+
+.iwi-skip {
+  position: absolute;
+  left: 0;
+  bottom: -35px;
+  width: 100%;
+  color: rgba(255, 255, 255, 0.6);
+  cursor: pointer;
+  
+  &:hover {
+    color: @white;
+  }
+}