textarea.ace_text-input {height:800px !important;}

.ace_editor {

    position: relative;
    overflow: visible;
    font: 12px/normal 'Monaco', 'Menlo', 'Ubuntu Mono', 'Consolas', 'source-code-pro', monospace;
    direction: ltr;

}

.resizable.ui-resizable {

    height: 800px;
    padding: 5px;
    position: relative;
    border: 1px solid 

    #a9a9a9;

}
textarea#edit-your-css  {height:700px !important;}