body, html {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    width: 100%;
    overflow-x: hidden;
}

.calculator-inputs {
    margin-bottom: 20px;
}
.calculator-inputs div {
    margin-bottom: 10px;
}
.calculator-results div {
    margin-bottom: 10px;
}


*, *::before, *::after {
    box-sizing: inherit;
}

.calculator {
    max-width: 600px;
    width: 95% auto;
    margin: 20px auto;
    border: 1px solid #ccc;
    border-radius: 4px;
    padding: 40px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

label {
    display: block;
    margin: 20px 0 10px;
}

input[type="range"] {
    width: 100%;
    margin-bottom: 20px;
}


h2 {
    margin-top: 30px;
}


.calculator-inputs input[type=range] {
    width: 100%;
    height: 20px;
    -webkit-appearance: none;
    margin: 10px 0;
}
.calculator-inputs input[type=range]:focus {
    outline: none;
}
.calculator-inputs input[type=range]::-webkit-slider-runnable-track {
    width: 100%;
    height: 20px;
    cursor: pointer;
    background: #DDD;
    border-radius: 20px;
    border: 1px solid #CCC;
}
.calculator-inputs input[type=range]::-webkit-slider-thumb {
    height: 45px;
    width: 45px;
    border-radius: 50%;
    background: #3888fa;
    cursor: pointer;
    border: 1px solid #3888fa;
    -webkit-appearance: none;
    margin-top: -15px;
}
.calculator-results div {
    margin-bottom: 10px;
}