normal
{
    font-family: Helvetica, sans-serif;
}

normal_2
{
    font-family: Impact, fantasy;
}

.exemplesansserif 
{
    font-family: Verdana, Arial, Helvetica, sans-serif;
}

.monBouton {
    display: inline-block;
    background-color: #ffa600;
    Color: black;
    text-align: center;
    font-size: 15px;
    padding: 10px;
    width: 120px;
    font-weight: bold;
    padding: 10px 10px;
    border-radius: 10px;
    cursor: pointer; 
    box-shadow: 0 8px 16px 0 grey;
    text-decoration: none;
  }

button {
    display: inline-block;
    background-color: #09f53494;
    border-radius: 10px;
    border: 4px double #cccccc;
    color: #000000;
    text-align: center;
    font-size: 20px;
    padding: 10px;
    width: 200px;
    transition: all 0.5s;
    cursor: pointer;
    margin: 5px;
    }
    button span {
    cursor: pointer;
    display: inline-block;
    position: relative;
    transition: 0.5s;
    }
    button span:after {
    content: '\00bb';
    position: absolute;
    opacity: 0;
    top: 0;
    right: -20px;
    transition: 0.5s;
    }
    button:hover {
    background-color: #0b83f391;
    }
    button:hover span {
    padding-right: 25px;
    }
    button:hover span:after {
    opacity: 1;
    right: 0;
    }