html, body 
{
height: 100%;
padding: 0;
margin: 0;
}

body 
{
min-height: 100%;
margin: 0 auto;
font-family: 'Roboto Slab', serif;
background-color: #ffc61e;
}


#calcul
{
text-align: center;
margin-top: 10%;
font-size: 2em;
}


#echelle
{
padding: 15px;
}

#V
{
float: left;
color:  #744300;
font-size: 100px;
line-height: 80px;
margin-right: 10px;
}

#therapie
{

padding: 15px;
}


.soustitre
{
font-size: 1.4em;
text-align: center;
}

#texte
{
margin-top: 5%;
border: 2px solid #777722;
border-radius: 50px;
padding: 2%;
width: 90%;
margin-right: auto;
margin-left: auto;
}





#sousblocconseil
{
display:inline-block;
width: 40%;
color:  #633a11;
text-align: justify;
}

#sousblocoptimisation
{
display:inline-block;
width: 40%;
color: #633a11;
text-align: justify;
}