diff --git a/frontend/public/index.html b/frontend/public/index.html
index 62e505ab..d044cc93 100644
--- a/frontend/public/index.html
+++ b/frontend/public/index.html
@@ -6,7 +6,7 @@
     <meta name="viewport" content="width=device-width,initial-scale=1.0">
     <link rel="icon" href="<%= BASE_URL %>logo.png">
     <title>Easy Retry</title>
-    <style>.first-loading-wrp{display:flex;justify-content:center;align-items:center;flex-direction:column;min-height:420px;height:100%}.first-loading-wrp>h1{font-size:128px}.first-loading-wrp .loading-wrp{padding:98px;display:flex;justify-content:center;align-items:center}.dot{animation:antRotate 1.2s infinite linear;transform:rotate(45deg);position:relative;display:inline-block;font-size:32px;width:32px;height:32px;box-sizing:border-box}.dot i{width:14px;height:14px;position:absolute;display:block;background-color:#1890ff;border-radius:100%;transform:scale(.75);transform-origin:50% 50%;opacity:.3;animation:antSpinMove 1s infinite linear alternate}.dot i:nth-child(1){top:0;left:0}.dot i:nth-child(2){top:0;right:0;-webkit-animation-delay:.4s;animation-delay:.4s}.dot i:nth-child(3){right:0;bottom:0;-webkit-animation-delay:.8s;animation-delay:.8s}.dot i:nth-child(4){bottom:0;left:0;-webkit-animation-delay:1.2s;animation-delay:1.2s}@keyframes antRotate{to{-webkit-transform:rotate(405deg);transform:rotate(405deg)}}@-webkit-keyframes antRotate{to{-webkit-transform:rotate(405deg);transform:rotate(405deg)}}@keyframes antSpinMove{to{opacity:1}}@-webkit-keyframes antSpinMove{to{opacity:1}}</style>
+    <style>.first-loading-wrp{display:flex;justify-content:center;align-items:center;flex-direction:column;min-height:420px;height:calc(100vh - 16px)}.first-loading-wrp>h1{font-size:128px}.first-loading-wrp .loading-wrp{padding:98px;display:flex;justify-content:center;align-items:center}.dot{animation:antRotate 1.2s infinite linear;transform:rotate(45deg);position:relative;display:inline-block;font-size:32px;width:32px;height:32px;box-sizing:border-box}.dot i{width:14px;height:14px;position:absolute;display:block;background-color:#1890ff;border-radius:100%;transform:scale(.75);transform-origin:50% 50%;opacity:.3;animation:antSpinMove 1s infinite linear alternate}.dot i:nth-child(1){top:0;left:0}.dot i:nth-child(2){top:0;right:0;-webkit-animation-delay:.4s;animation-delay:.4s}.dot i:nth-child(3){right:0;bottom:0;-webkit-animation-delay:.8s;animation-delay:.8s}.dot i:nth-child(4){bottom:0;left:0;-webkit-animation-delay:1.2s;animation-delay:1.2s}@keyframes antRotate{to{-webkit-transform:rotate(405deg);transform:rotate(405deg)}}@-webkit-keyframes antRotate{to{-webkit-transform:rotate(405deg);transform:rotate(405deg)}}@keyframes antSpinMove{to{opacity:1}}@-webkit-keyframes antSpinMove{to{opacity:1}}</style>
     <!-- require cdn assets css -->
     <% for (var i in htmlWebpackPlugin.options.cdn && htmlWebpackPlugin.options.cdn.css) { %>
     <link rel="stylesheet" href="<%= htmlWebpackPlugin.options.cdn.css[i] %>" />