body {
    margin: 0px;
    font-family: Arial;
    color: #333;
    line-height: 1.5;
}

*{outline: none;}

#content {
    width: 300px;
    margin: 50px auto 0 auto;
    padding: 40px 50px 50px 50px;
    border-radius: 10px;
    box-shadow: 0 0 20px #ccc;
}

a {
    color: #a06d74;
    text-decoration: none;
}

/* ---------- ASTUCES CSS ---------- */

#mondiv1 {
    background-color: #ccc;
    padding: 10px;
    border: 10px solid #333;
    width: 100%;
    margin-bottom: 20px;
}

#mondiv2 {
    background-color: #ccc;
    padding: 10px;
    border: 1px solid #333;
    width: 100%;
    box-sizing: border-box;
    -webkit-box-sizing: border-box; /* Safari */
    -moz-box-sizing: border-box; /* Mozilla *-
}