#virtual-assistant-frame-id-new {
    position: fixed;
    z-index: 10001;
    display: block;
    border: none;

    /* transition: all 1.1s; */
    right: 35px;
    bottom: 80px;

    height:71px;
    width: 71px;

    max-height: 60em;
}

#virtual-assistant-frame-id-new.assistant-is-closed {
    -webkit-transition: height 0s, width 0s;
    -moz-transition: height 0s, width 0s;
    -ms-transition: height 0s, width 0s;
    -o-transition: height 0s, width 0s;
    transition: height 0s, width 0s;
}

#virtual-assistant-frame-id-new.assistant-is-open {
    background-color: transparent;
    height: 82%; 
    /* larghezza aumentata */
    width: 27%;
    min-width: 350px;
    max-height: 700px;
    -webkit-transition: width 0s, height 0.s;
    -moz-transition: width 0s, height 0s;
    -ms-transition: width 0s, height 0s;
    -o-transition: width 0s, height 0s;
    transition: width 0s, height 0s;
    /* modificato border radius */
    border-radius: 15px 15px 0 0;

}

@media only screen and (max-width: 500px) {
    #virtual-assistant-frame-id-new {
        left: 0;
    }
}

@media only screen and (max-width: 480px) {
    #virtual-assistant-frame-id-new {
        left: 0px;
        bottom: 50px;

    }

    #virtual-assistant-frame-id-new.assistant-is-open {
        left: 0px;
        bottom: 50px;
        height: 80%;
        width: 100%;
    }
}