Resolve "Add CheatSheet form on internal page"

Closes #63 (closed)

src/components/Communaute.module.css

-.button {
-    margin: 10px;
-}
-  
-.button--beta {
-    background-color: var(--ifm-color-tonic-three);
-    border-color: var(--ifm-color-dark-green);
-}
-
-form > p {
-    color: aquamarine !important;
-}