body {
    display: flex;
    justify-content: center;
    align-items: center;
}

.container {
    width: 430px;
    background-color: #5E6873;
    height: 500px;
    margin-top: 50px;
    margin-bottom: 70px;
}

.heading {
    margin-left: 138px;
    color: white;
}

.displayFirstContainer {
    width: 400px;
    height: 50px;
    background-color: #D5D9D9;
    margin-left: auto;
    margin-right: auto;
    margin-top: 30px;
    margin-bottom: 0px;
    font-weight: bold;
    text-align: right;
    font-size: 18px;
}

.display {
    width: 400px;
    height: 50px;
    background-color: #EFF3F3;
    margin-left: auto;
    margin-right: auto;
    margin-top: 0px;
    font-weight: bold;
    text-align: right;
    font-size: 24px;
}

.cancelAndBackspace {
    display: flex;
    justify-content: flex-end;
    margin-top: 15px;
    margin-bottom: 15px;
}

.clear, .backspace {
    width: 60px;
    height: 45px;
    margin-right: 46.5px;
    font-size: 20px;
}

.backspace {
    width: 60px;
    height: 45px;
    margin-right: 29.5px;
}

.backspace_img {
    width: 35px;
    height: 35px;
    margin-top: 3px;
}

.operatorButtonStyle {
    background-color: #DF9C88;
}

.buttonsrow {
    display: flex;
    justify-content: space-around;
    margin-bottom: 15px;
}

.buttonStyle {
    width: 60px;
    height: 45px;
    margin-right: 10px;
    font-size: 20px;
}

.equalButton {
    background-color: #4984CB;
}

.zero {
    flex: 0.57;
}