.main-content section {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.block-systemes-primaires,
.block-systemes-secondaires,
.block-bienvenue {
    width: 80vw;
    max-width: 800px;
    background-color: var(--cl-blanc-i1);
}

.block-systemes-primaires,
.block-systemes-secondaires {
    display: flex;
    flex-direction: row;;
    justify-content: flex-start;
    gap: 20px;
    padding: 20px;
}

.section-bienvenue {
    padding-top: calc(4vh + 3vw);
    padding-bottom: 2vh;
}
.section-systemes {
    padding-top: 2vh;
    padding-bottom: 2vh;
    gap: 2vh;
}