.container {
background-color: white;
padding: 20px;
...
.container {
background-color: #fff;
padding: 0px;
...
.calculator {
background-color: #ffffff;
padding: 20px;
...
.container {
max-width: 1000px;
margin: 0px auto;
...
.container {
width: 100%;
margin: 0 auto;
...
.container {
width: 100%;
max-width: 1000px;
...
.calculator-container {
background-color: #fff;
padding: 30px;
...
.container {
background-color: #ffffff;
padding: 20px;
...
.container {
width: 100%;
margin: 0 auto;
...
.container {
max-width: 1000px;
margin: auto;
...