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Calculator_1.html
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<!DOCTYPE html>
<html lang="en">
<head>
<title>
calculator by arsh
</title>
<style>
.complete-box {
display: flex;
justify-content: center;
align-items: center;
}
body {
font-family: Arial;
font-size: 10px;
background: url(./calcul1.jpg) no-repeat;
background-size: cover;
}
.title {
font-family: 'Courier New', Courier, monospace;
font-size: 40px;
font-weight: 500;
border-bottom-color: rgba(200,200,200,0.6);
border-bottom-width: 3px;
border-bottom-style: solid;
margin-bottom: 20px;
margin-top: 10px;
}
.show-answer{
height: 24px;
width: 600px;
text-align: right;
font-size: 20px;
box-shadow: 0px 1px 7px rgba(0,0,0,0.25);
padding-top: 12px ;
padding-bottom: 12px ;
padding-right: 30px ;
border-radius: 8px;
margin: 40px 0;
vertical-align: middle;
}
.dark-button {
color: white;
background-color: rgba(0,0,0,0.8);
border: none;
font-size: 20px;
padding: 20px 44px;
border-radius: 22px;
margin-right: 20px;
cursor: pointer;
transition: background-color 0.15s , color 0.15s;
}
.light-button {
color: blue;
background-color: rgba(0,0,255,0.3);
border: none;
font-size: 20px;
padding: 20px 44px;
border-radius: 22px;
cursor: pointer;
transition: background-color 0.15s , color 0.15s;
}
.dark-button:active {
color: black;
background-color: white;
}
.light-button:active {
color: rgba(0,0,255,0.3);
background-color: rgba(245,245,245,0.4);
}
/* .row-1{
margin-top: 50px;
}
.row-1,.row-2,.row-3,.row-4{
margin-bottom: 70px;
} */
.box {
position: absolute;
box-shadow: 0px 1px 7px rgba(0,0,0,0.25);
top: 30px;
left: 27%;
padding: 10px 30px ;
background-color: rgba(240,240,240);
border-radius: 8px;
}
</style>
</head>
<body>
<div class="box">
<div class="complete-box">
<p class="title">
/*-+ Calculator +-*/
</p>
</div>
<div class="complete-box">
<div class="show-answer">
</div>
</div>
<div class="complete-box">
<p class="row-1">
<button class="dark-button" onclick="
updateCalculation('1');">
1
</button>
<button class="dark-button" onclick="
updateCalculation('2');">
2
</button>
<button class="dark-button" onclick="
updateCalculation('3');">
3
</button>
<button class="light-button" onclick="
updateCalculation(' + ');">
+
</button>
</p>
</div>
<div class="complete-box">
<p class="row-2">
<button class="dark-button" onclick="
updateCalculation('4');">
4
</button>
<button class="dark-button" onclick="
updateCalculation('5');">
5
</button>
<button class="dark-button" onclick="
updateCalculation('6');">
6
</button>
<button class="light-button" onclick="
updateCalculation(' - ');">
-
</button>
</p>
</div>
<div class="complete-box">
<p class="row-3">
<button class="dark-button" onclick="
updateCalculation('7');">
7
</button>
<button class="dark-button" onclick="
updateCalculation('8');">
8
</button>
<button class="dark-button" onclick="
updateCalculation('9');">
9
</button>
<button class="light-button" onclick="
updateCalculation(' * ');">
*
</button>
</p>
</div>
<div class="complete-box">
<p class="row-4">
<button class="dark-button" onclick="
updateCalculation('0');">
0
</button>
<button class="dark-button" onclick="
updateCalculation('.');">
.
</button>
<button class="dark-button" onclick="
evaluateCalculation();">
=
</button>
<button class="light-button" onclick="
updateCalculation(' / ');">
/
</button>
</p>
</div>
<div class="complete-box">
<p class="clear-button">
<button class="dark-button" onclick="
clearCalculation();">
Clear
</button>
</p>
</div>
</div>
<script>
calculation = '';
showCalculation();
function updateCalculation(value){
calculation+=value;
showCalculation();
saveCalculation();
}
function clearCalculation(){
calculation = '';
showCalculation();
localStorage.removeItem('calculation');
}
function evaluateCalculation(){
calculation = eval(calculation);
showCalculation();
saveCalculation();
}
function showCalculation(){
document.querySelector('.show-answer').innerText = calculation;
}
function saveCalculation(){
localStorage.setItem('calculation',calculation);
}
</script>
</body>
</html>