.upg-box {
    display: flex;
    justify-content: center;
    margin: 30px;
    padding: 30px;
}

.button:not(.ubtn):hover {
    border: 0!important;
}

.error-msg {
    font-size: .8em;
    color: #9f3a38;
}

@media only screen and (max-width: 480px){
    button {
        font-size: 1em!important;
    }
}