Can't scroll in safari

### Step 1: Please describe your environment

* ZeroNet version: __0.5.7___
* Operating system: __macOS 10.13.4___
* Web browser: __Safari___
* Tor status: not available/always/disabled
* Opened port: yes/no
* Special configuration: ____

### Step 2: Describe the problem:

#### Steps to reproduce:

1. __Can't scroll in safari, have to use arrow key or space key___
2. _____
3. _____

#### Observed Results:

* What happened? This could be a screenshot, a description, log output (you can send log/debug.log file to hello@zeronet.io if necessary), etc.

#### Expected Results:

* What did you expect to happen?