How can l change the size of cover img??

Question

Please help me

Answer 1

Description your problem, please

Answer 2

<style>
body, html {
height: 100%;
margin: 0;
}

.bg {
background-image: url("test.jpg");
height: 100%;
background-position: center;
background-repeat: no-repeat;
background-size: cover;
}
</style>

Answer 3

In this blog
I want To change the cover size..
How can i do it?
Not profile image