* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-size: 18px;
    font-family: 'Open Sans', sans-serif;
}

.ticket-text-space {
    max-width: 80%;
}

.messageWindow {
    max-height: 44vh
}

.audio {
    width: 450px;
}

.message_block {
    max-width: 45%;
    min-width: 30%
}

.file_name {
    width: 80%;
}

@media screen and (max-width: 992px) {
    * {
        font-size: 16px;
    }

    .ticket-text-space {
        max-width: 75%;
    }

    .audio {
        width: 350px;
    }

    .file_name {
        width: 75%;
    }
}

@media screen and (max-width: 768px) {
    * {
        font-size: 14px;
    }

    .ticket-text-space {
        max-width: 70%;
    }

    .audio {
        width: 250px;
    }
}

@media screen and (max-width: 576px) {
    * {
        font-size: 12px;
    }

    .message_block {
        max-width: 48%;
        min-width: 38%
    }

    .audio {
        width: 175px;
    }

    .ticket-text-space {
        max-width: 65%;
    }

    .file_name {
        width: 55%;
    }
}