#btnForm {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background-color: #007bff;
    color: #fff;
    font-size: 24px;
    border: none;
    cursor: pointer;
}

table {
    width: 85%;
    margin: 30px 5%;
    border-collapse: collapse;
}

#tableau th,
#tableau td {
    border: 2px solid #aaa9a9;
    padding: 15px;
}

#tableau th {
    background-color: #ddd;
    text-align: left;
}

#tableau tr:hover {
    background-color: #f1f1f1;
}

#form {
    margin: 40px auto;
    width: 800px;
    padding-right: 20px;
    padding-left: 20px;
    padding-bottom: 20px;
    border: 1px solid #ddd;
    border-radius: 5px;
    background-color: #f9f9f9;
    box-shadow: #ddd 0px 2px 5px;
    display: none;
}

#form input {
    display: block;
    margin-bottom: 20px;
    padding: 20px;
    width: 100%;
    font-size: 20px;
    box-sizing: border-box;
}

#addBTN {
    background-color: #28a745;
    color: white;
    border: none;
    padding: 20px;
    cursor: pointer;
}

#closeBTN {
    float: right;
    background-color: transparent;
    border: none;
    font-size: 30px;
    margin: 15px;
    cursor: pointer;
}

.delete {
    color: white;
    border: none;
    cursor: pointer;
    width: 30px;
    height: 30px;
}