CSS remplit la hauteur du parent
#root {
position: absolute;
top: 0;
left: 0;
height: 100%;
width: 100%;
}
Zealous Zebra
#root {
position: absolute;
top: 0;
left: 0;
height: 100%;
width: 100%;
}
html, body {
height: 100%
}
body {
display: flex;
align-items: stretch;
}
#root {
width: 100%
}