Not working-create a gradual linear gradient

HTML-CSS
1

Why is not working:

    border-radius: 20px;
    width: 70%;
    height: 400px;
    margin: 50px auto;
    background: (35deg, #ccffff, #ffcccc, rgb(204, 204, 255));
2

Still not working
background: linear-gradient(35deg, #CCFFFF, #FFCCCC,rgb(204, 204, 255));

3

hi. how does your complete css look like inside tags ?

<style>
------
</style>
4

its ok I solved it, I had to remove the rgb .