.all {
    background-color: #000000;
    width: 30vw;
    height: 100%;
    border-radius: 10px;
    padding: 15px;
    margin: 50px auto;
}

.number {
    width: 100%;
    height: 7vh;
    border-radius: 5px;
    background-color: #ffffff;
    color: #062737;
    margin-bottom: 10px;
    font-size: 24px;
}

.firstLine,.secondLine,.thirdLine,.fourthLine,.sexthLine{
    width: 100%;
}

button {
    width: 22%;
    height: 90px;
    background-color: #333333;
    font-size: 24px;
    font-weight: bold;
    border: 0;
    transition: all .5s;
    outline: 0;
    border: 1px solid grey;
    margin: 5px 5px;
    border-radius: 50%;
}

button:hover {
    text-shadow: 4px 4px 4px rgba(150, 150, 150, 1);}

.space {
    opacity: 0;
}

.one,
.two,
.three,
.four,
.five,
.six,
.seven,
.eight,
.nine,
.zero,
.decimal
 {
    color: #ffffff;
}
.plus{
	color: #FF9919;
	background-color: #fff;
}


.division,
.multiplication,
.negetiv,
.equal
 {
    color: #ffffff;
    background-color: #fe9e09;
}

.clear,
.backspace {
    color: #070707;
    background-color: #C3BBB3;
}


.backspace p{
font-weight: bold;
font-size: 42px;
}