/*  
---------------------------------------------------
Back to top - Small Breakpoint
---------------------------------------------------  
*/
    
.usn_back-to-top {  
    padding:var(--backtotop-size_sm) 0 var(--backtotop-spacing_below_sm);
}
body.header-02-sm .usn_back-to-top {  
    padding: var(--backtotop-size_sm) 0 calc(var(--backtotop-size_sm) * 1.25);
}

.usn_back-to-top a.btn { 
    display:block;
    height: var(--backtotop-size_sm);
    font-size:25px; 
}