JSFiddle - React, Tailwind, and code Playground

HTML

<a href="#" class="transition">Content</a>
<a href="#" class="transition">Content</a>
<a href="#" class="noTransition">Content</a>
<a href="#" class="transition">Content</a>

CSS

a {
    color: #f90;
    background-color: purple;
    -webkit-transition:color 0.8s ease-in, background-color 0.8s ease-in ;  
    -moz-transition:color 0.8s ease-in, background-color 0.8s ease-in;  
    -o-transition:color 0.8s ease-in, background-color 0.8s ease-in;  
    transition:color 0.8s ease-in, background-color 0.8s ease-in; 
}
a:hover {
    color: #f00;
    background-color: white;
    -webkit-transition:color 0.8s ease-in, background-color 0.8s ease-in ;  
    -moz-transition:color 0.8s ease-in, background-color 0.8s ease-in;  
    -o-transition:color 0.8s ease-in, background-color 0.8s ease-in;  
    transition:color 0.8s ease-in, background-color 0.8s ease-in; 
}
a.noTransition {
    -moz-transition: none;
    -webkit-transition: none;
    -o-transition: all 0 none;
    transition: none;
}