.msg-input-error {
    color: red;
    font-size: 80%;
}

.msg-input-error.balloon {
    padding: 8px 16px;
    background: #FFF;
    border-radius: 5px;
    box-shadow: 0px 3px 4px 1px rgb(0 0 0 / 15%);
    color: #f2173c;
    width: max-content;
    font-size: 80%;
    transform-style: preserve-3d;
    transform: translateY(5px);
    opacity: 0;
    transition: opacity 0.5s;
    margin: auto;
    z-index: 1;
}

.msg-input-error.balloon::before {
    content: '';
    position: absolute;
    top: 1px;
    left: 15px;
    width: 0;
    height: 0;
    border: 10px solid transparent;
    border-bottom-color: #FFF;
    border-top: 0;
    margin-left: -10px;
    margin-top: -10px;
    transform: translateZ(-1px);
    filter: drop-shadow(0px -3px 6px rgb(0 0 0 / 20%));
}