/* The alert message box */
.alert {
    padding: 20px;
    background-color: #f44336; /* Red */
    color: white;
    margin-bottom: 15px;
}
.warning {
    padding: 20px;
    background-color: #ffd800ff; /* Yellow */
    color: black;
    margin-bottom: 15px;
}

/* The close button */
.closebtn {
    margin-left: 15px;
    color: white;
    font-weight: bold;
    float: right;
    font-size: 22px;
    line-height: 20px;
    cursor: pointer;
    transition: 0.3s;
}

    /* When moving the mouse over the close button */
    .closebtn:hover {
        color: black;
    }