Colorful Calculator
body {
display: flex;
justify-content: center;
align-items: center;
height: 100vh;
margin: 0;
background-color: #f2f2f2;
}
.calculator {
background-color: #444;
border-radius: 10px;
padding: 20px;
box-shadow: 0px 4px 8px rgba(0, 0, 0, 0.2);
width: 300px;
text-align: center;
}
#display {
width: 100%;
padding: 10px;
margin-bottom: 10px;
font-size: 24px;
background-color: #333;
border: none;
color: white;
text-align: right;
}
.buttons {
display: grid;
grid-template-columns: repeat(4, 1fr);
grid-gap: 10px;
}
button {
padding: 15px;
font-size: 20px;
background-color: #666;
border: none;
color: white;
cursor: pointer;
border-radius: 5px;
transition: background-color 0.3s;
}
button:hover {
background-color: #555;
}
.operator {
background-color: #ff9500;
}
.zero {
grid-column: span 2;
}
document.addEventListener("DOMContentLoaded", function () {
const display = document.getElementById("display");
const buttons = document.querySelectorAll("button");
buttons.forEach(button => {
button.addEventListener("click", function () {
if (this.textContent === "C") {
display.value = "";
} else if (this.textContent === "=") {
try {
display.value = eval(display.value);
} catch (error) {
display.value = "Error";
}
} else {
display.value += this.textContent;
}
});
});
});
