* {/* CONNEXION */
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, "segoe ui", roboto, oxygen, ubuntu, cantarell, "fira sans", "droid sans", "helvetica neue", Arial, sans-serif;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    background: url(piano2.jpg);
    background-repeat: no-repeat;
    background-size: cover;
    background-attachment: fixed;
    margin: 0;
}

.login {
    width: 400px;
    background-color: #ffffff;
    font: bold;
    border-radius: 25px;
    border:3px solid #000000;
    box-shadow: 0 0 9px 0 rgba(0, 0, 0, 0.3);
    margin: 150px auto;
}
.login h1 {
    text-align: center;
    color: #000000;
    font-size: 30px;
    font-style: bold;
    padding: 0px 0 20px 0;
    border-bottom: 2px solid #000000;
}
.login form {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    padding-top: 20px;
}
.login form label {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 50px;
    height: 50px;
    background-color: #3274d6;
    color: #ffffff;
}
.login form input[type="password"], .login form input[type="text"] {
    width: 310px;
    height: 50px;
    border: 1px solid #dee0e4;
    margin-bottom: 20px;
    padding: 0 15px;
}
.login form input[type="submit"] {
    width: 85%;
    padding: 15px;
    margin-top: 10px;
    margin-bottom: 20px;
    border-radius: 25px; 

    background-color: #000000;
    border: 0;
    cursor: pointer;
    font-weight: bold;
    color: #ffffff;
    transition: background-color 0.2s;
}
.login form input[type="submit"]:hover {
  background-color: #686868;
    transition: background-color 0.2s;
}