.column {
    display: flex;
    flex-direction: column;
    flex-wrap: wrap;
}

.row {
    display: flex;
    flex-wrap: wrap;
}

html {
    font-size: 25px;
}

main {
    flex: 1;
    align-items: center;
    justify-content: center;
}

.calculator {
    border: 3px solid rgba(213, 209, 224);
    border-radius: 10px;
    gap: 20px;
    padding: 20px;
}

header {
    justify-content: space-between;
}

.baterries {
    min-width: 100px;
}

.displayDiv {
    border: 2px solid rgba(138, 140, 152);
    border-radius: 15px;
    padding: 10px;
}

.display {
    border: 2px solid rgba(181, 187, 178);
    min-height: 85px;
    justify-content: space-between;
    align-items: flex-end;
    border-radius: 10px;
    padding: 5px;
}

.lastScreen {
    font-size: 20px;
}

.currentScreen {
    font-weight: bold;
}

.buttons {
    gap: 10px;
}

.buttons *:not(section) {
    border: 2px solid rgba(81, 82, 103);
    border-radius: 5px;
    min-width: 50px;
    min-height: 40px;
}

.lastRows {
    gap: 7px;
}

.lastRows-left {
    gap: 10px;
}

.equalBtnDiv {
    gap: 6px;
}

.equalBtn {
    flex: 1;
}

footer {
    justify-content: center;
}