sync/www/css/acp.css

#acp-logview .input-group-btn > button, #acp-logview .input-group > input {
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
}

#acp-log {
    border-top-left-radius: 0;
    border-top-right-radius: 0;
    border-top: none;
    max-height: 500px;
    overflow-y: scroll;
    overflow-x: hidden;
}