Site optimization

Can anyone help me to optimize my website https://ecoholidaysnepal.com ? Images are the issue, can anyone suggest image compression tool without loss of quality.Second thing is lots of fonts are used,but cannot find which are being unused.I want to remove them,can you help.Lot of http request being used,Can anyone help to remove import of fonts and other use of requests to minimize.can anyone help my website loadtime to 3 second.

Use fileoptimizer on the images.
https://sourceforge.net/projects/nikkhokkho/files/FileOptimizer/

what about other issues link fonts and load time

Well instead of worrying about the fonts I would fix these issues on this test.

https://gtmetrix.com/reports/ecoholidaysnepal.com/mjFf8yvB

Serve scaled images

[code]The following images are resized in HTML or CSS. Serving scaled images could save 1.2MiB (91% reduction).

https://ecoholidaysnepal.com/wp-content/uploads/2018/12/Webp.net-resizeimage-7-1.jpg is resized in HTML or CSS from 1200x800 to 350x233. Serving a scaled image could save 156.6KiB (91% reduction).
https://ecoholidaysnepal.com/wp-content/uploads/2018/12/Webp.net-resizeimage-36-1.jpg is resized in HTML or CSS from 1200x800 to 350x233. Serving a scaled image could save 138.1KiB (91% reduction).
https://ecoholidaysnepal.com/wp-content/uploads/2018/12/Annapurna-Base-camp.jpg is resized in HTML or CSS from 1200x800 to 350x233. Serving a scaled image could save 134.4KiB (91% reduction).
https://ecoholidaysnepal.com/wp-content/uploads/2018/12/Webp.net-resizeimage-34.jpg is resized in HTML or CSS from 1200x800 to 350x233. Serving a scaled image could save 127.2KiB (91% reduction).
https://ecoholidaysnepal.com/wp-content/uploads/2018/12/everest-heli-tour-1.jpg is resized in HTML or CSS from 1200x800 to 350x233. Serving a scaled image could save 123.7KiB (91% reduction).
https://ecoholidaysnepal.com/wp-content/uploads/2018/11/Webp.net-resizeimage-17-1.jpg is resized in HTML or CSS from 1200x800 to 350x233. Serving a scaled image could save 120.6KiB (91% reduction).
https://ecoholidaysnepal.com/wp-content/uploads/2018/12/Webp.net-resizeimage-39.jpg is resized in HTML or CSS from 1200x800 to 350x233. Serving a scaled image could save 117.8KiB (91% reduction).
https://ecoholidaysnepal.com/wp-content/uploads/2018/12/rara-lake-.jpg is resized in HTML or CSS from 1200x800 to 350x233. Serving a scaled image could save 111.3KiB (91% reduction).
https://ecoholidaysnepal.com/wp-content/uploads/2018/12/Webp.net-resizeimage-6-1.jpg is resized in HTML or CSS from 1200x800 to 350x233. Serving a scaled image could save 96.1KiB (91% reduction).
https://ecoholidaysnepal.com/wp-content/uploads/2019/01/successful-trek.jpeg is resized in HTML or CSS from 1000x654 to 250x150. Serving a scaled image could save 55.4KiB (94% reduction).
https://ecoholidaysnepal.com/wp-content/uploads/2018/09/poonhill.jpg is resized in HTML or CSS from 720x425 to 250x150. Serving a scaled image could save 49.6KiB (87% reduction).
https://ecoholidaysnepal.com/wp-content/uploads/2018/09/Webp.net-resizeimage-41-1.jpg is resized in HTML or CSS from 1200x800 to 350x233. Serving a scaled image could save 46.9KiB (91% reduction).[/code]

Avoid bad requests

[code]The following requests are returning 404/410 responses. Either fix the broken links, or remove the references to the non-existent resources.

https://ecoholidaysnepal.com/layerslider/css/blank.gif
https://ecoholidaysnepal.com/layerslider/skins/v5/skin.css[/code]

Specify image dimensions

Leverage browser caching

Read this for a tutorial on how to do most of this.
https://gtmetrix.com/wordpress-optimization-guide.html