diff --git a/CMakeLists.txt b/CMakeLists.txt
index 1bd1f0f..106ef5b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -4,9 +4,12 @@ list (APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake")
 
 include(DetectVersion)
 
+cmake_policy(SET CMP0048 NEW)                    ## set VERSION as documented by the project() command.
+set(CMAKE_CXX_STANDARD 11)                       ## compile with C++11 support
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+
 project(phmap VERSION ${DETECTED_PHMAP_VERSION} LANGUAGES CXX)
 
-set(CMAKE_CXX_STANDARD 11)
 set(PHMAP_HEADERS phmap.h phmap_base.h phmap_bits.h phmap_utils.h phmap_config.h)
 set(PHMAP_DIR parallel_hashmap)
 set(CMAKE_SUPPRESS_REGENERATION true)            ## suppress ZERO_CHECK project
@@ -46,13 +49,6 @@ if (PHMAP_BUILD_TESTS)
     check_target(gtest_main)
     check_target(gmock)
 
-    list(APPEND ABSL_TEST_COMMON_LIBRARIES
-         gtest_main
-         gtest
-         gmock
-         ${CMAKE_THREAD_LIBS_INIT}
-    )
-
 absl_cc_test(
   NAME
     flat_hash_set_test
diff --git a/README.md b/README.md
index f7f0654..fc09d68 100644
--- a/README.md
+++ b/README.md
@@ -17,7 +17,7 @@ This repository aims to provide an set of excellent hash map implementations, wi
 
 - **Very efficient**, significantly faster than your compiler's unordered map/set or Boost's, or than [sparsepp](https://github.com/greg7mdp/sparsepp)
 
-- **Memory friendly**: low memory usage, although higher that [sparsepp](https://github.com/greg7mdp/sparsepp)
+- **Memory friendly**: low memory usage, although a little higher than [sparsepp](https://github.com/greg7mdp/sparsepp)
 
 - support heterogeneous lookup
 
@@ -27,7 +27,7 @@ This repository aims to provide an set of excellent hash map implementations, wi
 
 Copy the parallel_hashmap directory to your project. That's all.
 
-> The CMakeLists.txt are provided for building the tests and examples.
+> cmake configuration files (CMakeLists.txt) are provided for building the tests and examples.
 
 ## Example
 
diff --git a/cmake/DownloadGTest.cmake b/cmake/DownloadGTest.cmake
index 3c682ae..055270f 100644
--- a/cmake/DownloadGTest.cmake
+++ b/cmake/DownloadGTest.cmake
@@ -3,23 +3,25 @@
 
 # Download the latest googletest from Github master
 configure_file(
-  ${CMAKE_CURRENT_LIST_DIR}/CMakeLists.txt.in
-  ${CMAKE_BINARY_DIR}/googletest-download/CMakeLists.txt
+               ${CMAKE_CURRENT_LIST_DIR}/CMakeLists.txt.in
+               ${CMAKE_BINARY_DIR}/googletest-download/CMakeLists.txt
 )
 
 # Configure and build the downloaded googletest source
 execute_process(COMMAND ${CMAKE_COMMAND} -G "${CMAKE_GENERATOR}" .
-  RESULT_VARIABLE result
-  WORKING_DIRECTORY ${CMAKE_BINARY_DIR}/googletest-download )
+                RESULT_VARIABLE result
+                WORKING_DIRECTORY ${CMAKE_BINARY_DIR}/googletest-download )
+
 if(result)
-  message(FATAL_ERROR "CMake step for googletest failed: ${result}")
+         message(FATAL_ERROR "CMake step for googletest failed: ${result}")
 endif()
 
 execute_process(COMMAND ${CMAKE_COMMAND} --build .
-  RESULT_VARIABLE result
-  WORKING_DIRECTORY ${CMAKE_BINARY_DIR}/googletest-download)
+                RESULT_VARIABLE result
+                WORKING_DIRECTORY ${CMAKE_BINARY_DIR}/googletest-download)
+
 if(result)
-  message(FATAL_ERROR "Build step for googletest failed: ${result}")
+         message(FATAL_ERROR "Build step for googletest failed: ${result}")
 endif()
 
 # Prevent overriding the parent project's compiler/linker settings on Windows
diff --git a/html/img/phmap_logo.png b/html/img/phmap_logo.png
new file mode 100644
index 0000000..2331458
Binary files /dev/null and b/html/img/phmap_logo.png differ