.uppercase{
    text-transform:uppercase;
}
.lowercase {
    text-transform: lowercase;
}

.validation, .validator {
    color: red;
    font-size: 0.9rem;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    width:100%;
}
#alertzone {
    position: fixed;
    top: 0px;
    right: 0px;
    margin: 1%;
    width: 50%;
    margin-top: 100px;
    box-shadow: 5px 5px 5px #ddd;
}
#alertzone button{
    border:solid 1px #ccc;
    border-radius:4px;
}