h1 {
    text-align: center;
}

button {
    margin-left: 10px;
}

#files-label {
    display: flex;
    cursor: pointer;
}

#files-info {
    overflow: hidden; 
    text-overflow: ellipsis;
}

#error {
    color: red;
}

#succeded {
    display: none;
    margin-top: 50px;
}