From bee9aa4796d05085755c2b996437bde016eee8bb Mon Sep 17 00:00:00 2001
From: creme <creme@envs.net>
Date: Sun, 1 Mar 2020 13:42:12 +0000
Subject: [PATCH] add css class center for error pages

---
 css/css_style.css | 21 +++++++++++++++------
 1 file changed, 15 insertions(+), 6 deletions(-)

diff --git a/css/css_style.css b/css/css_style.css
index 8df93ff..7bc11e3 100644
--- a/css/css_style.css
+++ b/css/css_style.css
@@ -126,8 +126,8 @@ tr, th, td {
 	background: #e5e5e5;
 }
 
-.tw20 { width: 20px; }
-.tw25 { width: 25px; }
+.tw20  { width: 20px; }
+.tw25  { width: 25px; }
 .tw110 { width: 110px; }
 .tw130 { width: 130px; }
 .tw140 { width: 140px; }
@@ -159,10 +159,12 @@ input[type=button], input[type=submit], input[type=text] {
 	text-decoration: none;
 	padding: 0.3em 1em 0.3em 1em;
 }
+
 input[type=button]:hover, input[type=submit]:hover {
 	background-color: #211921;
 	color: #ddd;
 }
+
 input[type=file] {
 	color: #333;
 	background-color: #f5f5f5;
@@ -182,13 +184,13 @@ button:hover {
 }
 
 
-.clean	{ margin: 0; padding: 0; }
+.clean { margin: 0; padding: 0; }
 
-.clear	{ clear:both; }
+.clear { clear:both; }
 
-.mark	{ color: #10A0A0; }
+.mark { color: #10A0A0; }
 
-.alert	{
+.alert {
 	color: #333;
 	background: #e5e5e5;
 	margin: 0 0 1.5em 0;
@@ -201,6 +203,13 @@ button:hover {
 	padding: 0.8em 0 0.8em 4em;
 }
 
+.center {
+  position: absolute;
+  top: 50%;
+  left: 50%;
+  transform: translateX(-50%) translateY(-50%);
+}
+
 .button_back {
 	float: left;
 	margin-top: 1em;