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index.html
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<!DOCTYPE html>
<html lang="es">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>MathMentor</title>
<link rel="shortcut icon" href="logo.png">
<style>
.calculator {
width: 300px;
margin: 100px auto;
padding: 20px;
border: 2px solid #333;
border-radius: 10px;
text-align: center;
background-color: rgb(255, 81, 0);
}
#display {
width: 100%;
margin-bottom: 10px;
padding: 10px;
font-size: 24px;
}
.buttons button {
width: 50px;
height: 50px;
margin: 5px;
font-size: 20px;
border: none;
cursor: pointer;
background-color: #d066b998;
}
.buttons button:hover {
background-color: #ff0000a5;
}
.botonnumber {
border-radius: 100px;
}
.calculadora {
width: 300px;
margin: 10px -9px;
}
body {
margin: 0;
padding: 0;
font-family: Arial, sans-serif;
background-color: white;
height: 100vh;
display: flex;
justify-content: center;
align-items: center;
}
</style>
<script>
function appendToDisplay(value) {
document.getElementById("display").value += value;
}
function clearDisplay() {
document.getElementById("display").value = "";
}
function calculateResult() {
var result = eval(document.getElementById("display").value);
document.getElementById("display").value = result;
}
function calculateResult() {
var expression = document.getElementById("display").value;
expression = expression.replace(/π/g, 'π'); // Reemplazar π con Math.PI
var result = eval(expression);
document.getElementById("display").value = result;
}
</script>
</head>
<body>
<div class="calculator">
<input type="text" id="display" readonly class="calculadora">
<div class="buttons">
<button onclick="appendToDisplay('7')" class="botonnumber">7</button>
<button onclick="appendToDisplay('8')" class="botonnumber">8</button>
<button onclick="appendToDisplay('9')" class="botonnumber">9</button>
<button onclick="appendToDisplay('/')" class="botonnumber">/</button>
<button onclick="appendToDisplay('4')" class="botonnumber">4</button>
<button onclick="appendToDisplay('5')" class="botonnumber">5</button>
<button onclick="appendToDisplay('6')" class="botonnumber">6</button>
<button onclick="appendToDisplay('*')" class="botonnumber">*</button>
<button onclick="appendToDisplay('1')" class="botonnumber">1</button>
<button onclick="appendToDisplay('2')" class="botonnumber">2</button>
<button onclick="appendToDisplay('3')" class="botonnumber">3</button>
<button onclick="appendToDisplay('-')" class="botonnumber">-</button>
<button onclick="appendToDisplay('.')" class="botonnumber">.</button>
<button onclick="appendToDisplay('0')" class="botonnumber">0</button>
<button onclick="appendToDisplay('Math.PI')" class="botonnumber">π</button>
<button onclick="clearDisplay()" class="botonnumber">C</button>
<button onclick="appendToDisplay('+')" class="botonnumber">+</button>
<button onclick="calculateResult()" class="botonnumber" class="botonnumber">=</button>
<a href="blackbg.html" class="botonnumber"><font color="black">Black Version</font></a>
</div>
</div>
</body>
</html>