.botons {
   font-style: arial;
   font-variant: normal;
   font-weight: normal;
   font-size: 20;
   color: black;
}

.petita {
   font-style: arial;
   font-variant: normal;
   font-weight: normal;
   font-size: 15;
   color: black;
}

.texte {
   font-style: arial;
   font-variant: normal;
   font-weight: normal;
   font-size: 17;
   color: black;
}

.titol1 {
   font-style: arial;
   font-variant: bold;
   font-weight: bold;
   font-size: 28;
   color: black;
}

.titol2 {
   font-style: arial;
   font-variant: normal;
   font-weight: normal;
   font-size: 21;
   color: black;
}