Redesign the website homepage #1386

Job	Run time
CMake correctness checks	5s
Test Compile clang Debug	4m 37s
Test Compile clang Release	2m 58s
Coverage	3m 39s
Test Compile clang Debug -fsanitize=undefined,float-divide-by-zero -fno-sanitize-recover=undefined,float-divide-by-zero	6m 10s
Test Compile gcc Debug	3m 36s
Test Compile clang Release -fsanitize=undefined,float-divide-by-zero -fno-sanitize-recover=undefined,float-divide-by-zero	3m 17s
Test Valgrind	9m 14s
Test Compile gcc Release	2m 19s
Test Compile clang Debug -fsanitize=memory -fno-sanitize-recover=memory	27m 9s
Test Compile clang Release -fsanitize=memory -fno-sanitize-recover=memory	5m 38s
Test Compile clang Debug -fsanitize=address -fno-sanitize-recover=address	5m 27s
Test Compile clang Release -fsanitize=address -fno-sanitize-recover=address	3m 48s
	1h 17m 57s

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