@media (max-width: 575.99px) {
   
  .btn { 
    padding: 10px 16px;
  }
  .container {
    max-width: calc(100% - 10px);
  }
} 
.btn{ padding: 10px 15px}
 

@media (min-width: 992px) {
  .container, .container-lg, .container-md, .container-sm, .container-xl, .container-xxl {
    max-width: 575px;
  }
}
 

@media screen and (max-width:767px) {
  .container, .container-lg, .container-md, .container-sm, .container-xl, .container-xxl {
    max-width: 575px;
  }
}