body { font-family: Arial,sans-serif; background-color: white; color: #5b6770; }  .header { width: 560px; height: 100px; margin: auto; }  .header-title { font-size: 32px; padding: 20px; }  .header-icon { width: 50px; height: 50px; padding: 15px; }  #container { display: flex; flex-direction: column; align-items: center; }  #container2 { display: flex; flex-direction: column; justify-content: flex-start; align-items: center; width: 100%; opacity: 0.3; }  .entry { display: inline-flex; flex-direction: row; justify-content: space-between; align-items: center; background-color: #BED002; font-size: 20px; margin: 1px; padding: 10px; width: 50%; min-width: 200px; max-width: 500px; }  .entry-txt { width: 220px; }  .entry-button { background-color: #ddd; box-shadow: 1px 1px 5px; visibility: hidden; padding: 2px 2px; width: 50px; height: 28px; cursor: pointer; }  .entry-button:hover { background-color: #cacaca; }  .entry-button-icon { padding: 0px 4px; width: 20px; height: 20px; }  .entry-vu-meter { box-shadow: 1px 1px 7px; visibility: hidden; width: 130px; height: 20px; }  .icon { width: 20px; height: 20px; }  .subentry { display: inline-flex; flex-direction: row; justify-content: space-between; align-items: center; background-color: #f0f0f0; font-size: 16px; margin: 1px; padding: 8px; width: 50%; min-width: 200px; max-width: 500px; overflow: hidden; }  .subentry-txt { width: 450px; }  .test-button { width: 180px; height: 40px; }  .test-button:hover { background-color: #cacaca; }  #speaker-vu-meter-background { stroke: black; stroke-width: 20; stroke-linecap: square;  }  #speaker-vu-meter-bars-silence { stroke:url(#speaker-level-empty); stroke-width: 16; stroke-linecap: butt; stroke-dasharray: 8, 2;  }  #speaker-vu-meter-bars { stroke:url(#speaker-level); stroke-width: 16; stroke-linecap: butt; stroke-dasharray: 8, 2;  }  #microphone-vu-meter-background { stroke: black; stroke-width: 20; stroke-linecap: square;  }  #microphone-vu-meter-bars-silence { stroke:url(#microphone-level-empty); stroke-width: 16; stroke-linecap: butt; stroke-dasharray: 8, 2;  }  #microphone-vu-meter-bars { stroke:url(#microphone-level); stroke-width: 16; stroke-linecap: butt; stroke-dasharray: 8, 2; }