Redesign the website homepage #1365

Job	Run time
CMake correctness checks	5s
Test Compile clang Debug	3m 34s
Test Compile clang Release	2m 28s
Test Compile clang Debug -fsanitize=undefined,float-divide-by-zero -fno-sanitize-recover=undefined,float-divide-by-zero	6m 1s
Coverage	3m 35s
Test Compile clang Release -fsanitize=undefined,float-divide-by-zero -fno-sanitize-recover=undefined,float-divide-by-zero	3m 29s
Test Compile clang Debug -fsanitize=memory -fno-sanitize-recover=memory	27m 35s
Test Compile gcc Debug	3m 36s
Test Compile clang Release -fsanitize=memory -fno-sanitize-recover=memory	5m 46s
Test Compile gcc Release	2m 26s
Test Compile clang Debug -fsanitize=address -fno-sanitize-recover=address	5m 20s
Test Compile clang Release -fsanitize=address -fno-sanitize-recover=address	3m 19s
Test Valgrind	8m 46s
	1h 16m 0s

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