* {
    margin: 0;
    padding: 0;
}

.button {
    width: 50px;
    height: 50px;
    font-size: 25px;
    margin: 2px;
    cursor: pointer;

}

.textview {

    width: 205px;
    font-size: 25px;
    margin: 5px;
    padding: 5px;

}

.main {
    display: block;
    margin-left: auto;
    margin-right: auto;
    padding: 10vw 40vw;
    background-color: #f9c85e;

}

body {
    background-color: #f9c85e;

}
@media screen and (max-width: 400px) {
.main {
    display: block;
    margin-left: auto;
    margin-right: auto;
    padding: 10vw 20vw;
    background-color: #f9c85e;