header {
    background-color: #EFE9E1;
    padding: 16px 0 10px 0;
}

main {
    padding: 20px 6px;
}

.close-chat {
    cursor: pointer;
    padding: 10px;
    font-size: 16px;
}

.chat-logo {
    margin-bottom: 25px;
}

    .chat-logo img {
        width: 60%;
    }

.div-write-message {
    border-top: 1px solid #eee;
    bottom: 0;
    left: 0;
    width: 100%;
    height:140px;
}

    .div-write-message textarea {
        width: 85%;
        height:140px;
        resize: none;
    }

.body-chat-messages {
    background-image: url(/assets/img/chatbg.png);
    background-size: cover;
}

.messsage-text {
    min-width: 180px !important;
    direction: ltr;
    text-align: left !important;
}

.loading {
    position: absolute;
    z-index: 100;
    top: 0px;
    left: 0px;
    width: 100%;
    height: 100%;
    background-color: #fcfcfc;
}

    .loading i {
        margin-top: 75%;
    }

.btn-start-chat {
    width: 110px;
}

    .btn-start-chat i {
        padding: 0 !important;
        margin: 0 !important;
    }

.invalid {
    border-color: #dc3545;
    padding-right: calc(1.5em + .75rem);
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' width='12' height='12' fill='none' stroke='%23dc3545'%3e%3ccircle cx='6' cy='6' r='4.5'/%3e%3cpath stroke-linejoin='round' d='M5.8 3.6h.4L6 6.5z'/%3e%3ccircle cx='6' cy='8.2' r='.6' fill='%23dc3545' stroke='none'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right calc(.375em + .1875rem) center;
    background-size: calc(.75em + .375rem) calc(.75em + .375rem);
}