diff --git a/composer.json b/composer.json
index aab5d160..36a320dc 100644
--- a/composer.json
+++ b/composer.json
@@ -62,7 +62,8 @@
     "typo3-ter/imageoptimizer": "^1.0",
     "typo3-ter/loginlimit": "^1.0",
     "doctrine/dbal": "^2.5",
-    "yohang/calendr": "^2.1"
+    "yohang/calendr": "^2.1",
+    "wyrihaximus/html-compress": "^1.4"
   },
   "scripts": {
     "typo3-cms-scripts": [
diff --git a/composer.lock b/composer.lock
index 9919f276..9a41a97c 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "28a53d656d95cf02c7990f31180b36a3",
+    "content-hash": "0268a42800e1640546fc8e83592c9887",
     "packages": [
         {
             "name": "cogpowered/finediff",
@@ -901,6 +901,247 @@
             ],
             "time": "2017-08-13T11:41:48+00:00"
         },
+        {
+            "name": "jalle19/php-yui-compressor",
+            "version": "1.0.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/Jalle19/php-yui-compressor.git",
+                "reference": "eb88c4f7fd8d7c8bd15a1970611d67cca11f71a0"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/Jalle19/php-yui-compressor/zipball/eb88c4f7fd8d7c8bd15a1970611d67cca11f71a0",
+                "reference": "eb88c4f7fd8d7c8bd15a1970611d67cca11f71a0",
+                "shasum": ""
+            },
+            "require": {
+                "nervo/yuicompressor": "2.4.*",
+                "php": ">=5.3.0"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-0": {
+                    "YUI": "lib/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-2-Clause"
+            ],
+            "description": "A modern PHP wrapper for the YUI compressor",
+            "homepage": "https://github.com/Jalle19/php-yui-compressor",
+            "keywords": [
+                "JS",
+                "css",
+                "minify",
+                "yui"
+            ],
+            "time": "2014-06-03T12:02:11+00:00"
+        },
+        {
+            "name": "linkorb/jsmin-php",
+            "version": "1.0.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/linkorb/jsmin-php.git",
+                "reference": "be85d87fc9c27730e7e9ced742b13010dafc1026"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/linkorb/jsmin-php/zipball/be85d87fc9c27730e7e9ced742b13010dafc1026",
+                "reference": "be85d87fc9c27730e7e9ced742b13010dafc1026",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.0.0"
+            },
+            "type": "library",
+            "autoload": {
+                "classmap": [
+                    "src/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Joost Faassen",
+                    "email": "j.faassen@linkorb.com",
+                    "role": "Packaging for Composer"
+                },
+                {
+                    "name": "Ryan Grove",
+                    "email": "ryan@wonko.com",
+                    "role": "PHP port"
+                },
+                {
+                    "name": "Adam Gofort",
+                    "email": "aag@adamgoforth.com",
+                    "role": "Updates to the PHP port"
+                },
+                {
+                    "name": "Douglas Crockford",
+                    "email": "douglas@crockford.com"
+                }
+            ],
+            "description": "Unofficial package of jsmin-php",
+            "homepage": "http://www.github.com/linkorb/jsmin-php",
+            "keywords": [
+                "javascript",
+                "jsmin",
+                "minify"
+            ],
+            "time": "2013-03-15T13:16:35+00:00"
+        },
+        {
+            "name": "matthiasmullie/minify",
+            "version": "1.3.60",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/matthiasmullie/minify.git",
+                "reference": "ab7fea80ce5ce6549baaf272bc8bd926a7e08f90"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/matthiasmullie/minify/zipball/ab7fea80ce5ce6549baaf272bc8bd926a7e08f90",
+                "reference": "ab7fea80ce5ce6549baaf272bc8bd926a7e08f90",
+                "shasum": ""
+            },
+            "require": {
+                "ext-pcre": "*",
+                "matthiasmullie/path-converter": "~1.1",
+                "php": ">=5.3.0"
+            },
+            "require-dev": {
+                "friendsofphp/php-cs-fixer": "~2.0",
+                "matthiasmullie/scrapbook": "~1.0",
+                "phpunit/phpunit": "~4.8"
+            },
+            "suggest": {
+                "psr/cache-implementation": "Cache implementation to use with Minify::cache"
+            },
+            "bin": [
+                "bin/minifycss",
+                "bin/minifyjs"
+            ],
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "MatthiasMullie\\Minify\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Matthias Mullie",
+                    "email": "minify@mullie.eu",
+                    "homepage": "http://www.mullie.eu",
+                    "role": "Developer"
+                }
+            ],
+            "description": "CSS & JavaScript minifier, in PHP. Removes whitespace, strips comments, combines files (incl. @import statements and small assets in CSS files), and optimizes/shortens a few common programming patterns.",
+            "homepage": "http://www.minifier.org",
+            "keywords": [
+                "JS",
+                "css",
+                "javascript",
+                "minifier",
+                "minify"
+            ],
+            "time": "2018-04-18T08:50:35+00:00"
+        },
+        {
+            "name": "matthiasmullie/path-converter",
+            "version": "1.1.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/matthiasmullie/path-converter.git",
+                "reference": "3082a6838be02b930239a97d38b5c9da4d693aca"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/matthiasmullie/path-converter/zipball/3082a6838be02b930239a97d38b5c9da4d693aca",
+                "reference": "3082a6838be02b930239a97d38b5c9da4d693aca",
+                "shasum": ""
+            },
+            "require": {
+                "ext-pcre": "*",
+                "php": ">=5.3.0"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "~4.8"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "MatthiasMullie\\PathConverter\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Matthias Mullie",
+                    "email": "pathconverter@mullie.eu",
+                    "homepage": "http://www.mullie.eu",
+                    "role": "Developer"
+                }
+            ],
+            "description": "Relative path converter",
+            "homepage": "http://github.com/matthiasmullie/path-converter",
+            "keywords": [
+                "converter",
+                "path",
+                "paths",
+                "relative"
+            ],
+            "time": "2018-02-02T11:30:10+00:00"
+        },
+        {
+            "name": "meenie/javascript-packer",
+            "version": "1.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/meenie/javascript-packer.git",
+                "reference": "dcab0159ae1ed9d7535c034fb8afe1e4c3495d22"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/meenie/javascript-packer/zipball/dcab0159ae1ed9d7535c034fb8afe1e4c3495d22",
+                "reference": "dcab0159ae1ed9d7535c034fb8afe1e4c3495d22",
+                "shasum": ""
+            },
+            "type": "library",
+            "autoload": {
+                "files": [
+                    "class.JavaScriptPacker.php"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "LGPL 2.1"
+            ],
+            "authors": [
+                {
+                    "name": "Nicolas Martin",
+                    "role": "Developer"
+                }
+            ],
+            "description": "Composer hosted mirror of the PHP Version of Dean Edwards' JavaScript Packer",
+            "homepage": "http://joliclic.free.fr/php/javascript-packer/en/",
+            "keywords": [
+                "javascript packer"
+            ],
+            "time": "2013-03-25T21:54:33+00:00"
+        },
         {
             "name": "mso/idna-convert",
             "version": "v0.9.1",
@@ -951,6 +1192,127 @@
             ],
             "time": "2016-01-06T21:05:46+00:00"
         },
+        {
+            "name": "natxet/CssMin",
+            "version": "v3.0.6",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/natxet/CssMin.git",
+                "reference": "d5d9f4c3e5cedb1ae96a95a21731f8790e38f1dd"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/natxet/CssMin/zipball/d5d9f4c3e5cedb1ae96a95a21731f8790e38f1dd",
+                "reference": "d5d9f4c3e5cedb1ae96a95a21731f8790e38f1dd",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.0"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "3.0-dev"
+                }
+            },
+            "autoload": {
+                "classmap": [
+                    "src/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Joe Scylla",
+                    "email": "joe.scylla@gmail.com",
+                    "homepage": "https://profiles.google.com/joe.scylla"
+                }
+            ],
+            "description": "Minifying CSS",
+            "homepage": "http://code.google.com/p/cssmin/",
+            "keywords": [
+                "css",
+                "minify"
+            ],
+            "time": "2018-01-09T11:15:01+00:00"
+        },
+        {
+            "name": "nervo/yuicompressor",
+            "version": "2.4.8",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/nervo/yuicompressor.git",
+                "reference": "e6e3b215c3998cf6092613c002ae533ae75d7ada"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/nervo/yuicompressor/zipball/e6e3b215c3998cf6092613c002ae533ae75d7ada",
+                "reference": "e6e3b215c3998cf6092613c002ae533ae75d7ada",
+                "shasum": ""
+            },
+            "type": "library",
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD"
+            ],
+            "description": "YUI Compressor is an open source tool that supports the compression of both JavaScript and CSS files. The JavaScript compression removes comments and white-spaces as well as obfuscates local variables using the smallest possible variable name. CSS compression is done using a regular-expression-based CSS minifier.",
+            "homepage": "https://github.com/yui/yuicompressor",
+            "keywords": [
+                "java",
+                "yui"
+            ],
+            "time": "2013-09-13T10:26:14+00:00"
+        },
+        {
+            "name": "patchwork/jsqueeze",
+            "version": "v2.0.5",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/tchwork/jsqueeze.git",
+                "reference": "693d64850eab2ce6a7c8f7cf547e1ab46e69d542"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/tchwork/jsqueeze/zipball/693d64850eab2ce6a7c8f7cf547e1ab46e69d542",
+                "reference": "693d64850eab2ce6a7c8f7cf547e1ab46e69d542",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.0"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "2.0-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Patchwork\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "(Apache-2.0 or GPL-2.0)"
+            ],
+            "authors": [
+                {
+                    "name": "Nicolas Grekas",
+                    "email": "p@tchwork.com"
+                }
+            ],
+            "description": "Efficient JavaScript minification in PHP",
+            "homepage": "https://github.com/tchwork/jsqueeze",
+            "keywords": [
+                "compression",
+                "javascript",
+                "minification"
+            ],
+            "time": "2016-04-19T09:28:22+00:00"
+        },
         {
             "name": "pear/http_request2",
             "version": "v2.3.0",
@@ -1609,6 +1971,52 @@
             "homepage": "https://symfony.com",
             "time": "2018-04-03T05:22:50+00:00"
         },
+        {
+            "name": "tedivm/jshrink",
+            "version": "v1.3.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/tedious/JShrink.git",
+                "reference": "68ce379b213741e86f02bf6053b0d26b9f833448"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/tedious/JShrink/zipball/68ce379b213741e86f02bf6053b0d26b9f833448",
+                "reference": "68ce379b213741e86f02bf6053b0d26b9f833448",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^5.6|^7.0"
+            },
+            "require-dev": {
+                "friendsofphp/php-cs-fixer": "^2.8",
+                "php-coveralls/php-coveralls": "^1.1.0",
+                "phpunit/phpunit": "^6"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-0": {
+                    "JShrink": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Robert Hafner",
+                    "email": "tedivm@tedivm.com"
+                }
+            ],
+            "description": "Javascript Minifier built in PHP",
+            "homepage": "http://github.com/tedious/JShrink",
+            "keywords": [
+                "javascript",
+                "minifier"
+            ],
+            "time": "2017-12-08T00:59:56+00:00"
+        },
         {
             "name": "typo3-ter/gridelements",
             "version": "7.2.0",
@@ -2324,6 +2732,115 @@
             ],
             "time": "2017-12-04T15:30:33+00:00"
         },
+        {
+            "name": "websharks/css-minifier",
+            "version": "150820",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/websharks/css-minifier.git",
+                "reference": "da1d0254c41e1f59c7337aa444d743e6056046ff"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/websharks/css-minifier/zipball/da1d0254c41e1f59c7337aa444d743e6056046ff",
+                "reference": "da1d0254c41e1f59c7337aa444d743e6056046ff",
+                "shasum": ""
+            },
+            "require": {
+                "ext-mbstring": "*",
+                "php": ">=5.3"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "WebSharks\\CssMinifier\\": "src/includes/classes"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "GPL-3.0+"
+            ],
+            "authors": [
+                {
+                    "name": "websharks",
+                    "homepage": "http://websharks-inc.com/",
+                    "role": "company"
+                },
+                {
+                    "name": "jaswsinc",
+                    "homepage": "http://jaswsinc.com/",
+                    "role": "developer"
+                },
+                {
+                    "name": "raamdev",
+                    "homepage": "http://raam.org/",
+                    "role": "developer"
+                }
+            ],
+            "description": "Compresses CSS.",
+            "homepage": "https://github.com/websharks/css-minifier",
+            "keywords": [
+                "compressor",
+                "css",
+                "websharks"
+            ],
+            "time": "2015-08-21T03:19:25+00:00"
+        },
+        {
+            "name": "wyrihaximus/html-compress",
+            "version": "1.4.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/WyriHaximus/HtmlCompress.git",
+                "reference": "0c2207ceaa711b93e1d33551cbb7b1ba6cd1e975"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/WyriHaximus/HtmlCompress/zipball/0c2207ceaa711b93e1d33551cbb7b1ba6cd1e975",
+                "reference": "0c2207ceaa711b93e1d33551cbb7b1ba6cd1e975",
+                "shasum": ""
+            },
+            "require": {
+                "jalle19/php-yui-compressor": "^1.0",
+                "linkorb/jsmin-php": "1.0.0",
+                "matthiasmullie/minify": "^1.3",
+                "meenie/javascript-packer": "1.1",
+                "natxet/cssmin": "^3.0",
+                "patchwork/jsqueeze": "~1.0|~2.0",
+                "php": "^7.0 || ^5.6",
+                "tedivm/jshrink": "^1.3",
+                "websharks/css-minifier": "150820"
+            },
+            "require-dev": {
+                "phake/phake": "^1.0",
+                "phpunit/phpunit": "^4.0",
+                "squizlabs/php_codesniffer": "^1.0",
+                "vectorface/dunit": "^2.0"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "WyriHaximus\\HtmlCompress\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Cees-Jan Kiewiet",
+                    "email": "ceesjank@gmail.com",
+                    "homepage": "http://wyrihaximus.net/"
+                }
+            ],
+            "description": "Compress/minify your HTML",
+            "keywords": [
+                "compress",
+                "html"
+            ],
+            "time": "2018-01-03T21:15:44+00:00"
+        },
         {
             "name": "yohang/calendr",
             "version": "2.1.1",
diff --git a/web/typo3conf/ext/ep_theme/Configuration/TypoScript/setup.txt b/web/typo3conf/ext/ep_theme/Configuration/TypoScript/setup.txt
index 8ae27dfb..da56fa50 100644
--- a/web/typo3conf/ext/ep_theme/Configuration/TypoScript/setup.txt
+++ b/web/typo3conf/ext/ep_theme/Configuration/TypoScript/setup.txt
@@ -107,7 +107,7 @@ config {
     htmlTag_langKey = de
     compressJs = 1
     compressCss = 1
-    compressBody = 0
+    compressBody = 1
     typolinkCheckRootline = 1
     typolinkEnableLinksAcrossDomains = 1
 }