.calculator-container {
    width: 100%;
    max-width: 500px;
    margin: 0 auto 25px auto;
}

.vo2max-calculator {
    background: #fff;
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    width: 100%;
    text-align: left;
}

.vo2max-calculator h2 {
    margin-bottom: 20px;
    font-size: 1.5em;
}

.vo2max-calculator .input-section {
    margin-bottom: 15px;
}

.vo2max-calculator label {
    font-weight: bold;
    margin-right: 10px;
}

.vo2max-calculator .results span {
    font-weight: bold; 
}

.vo2max-calculator input,
.vo2max-calculator select {
    padding: 5px;
    border: 1px solid #ccc;
    border-radius: 3px;
    text-align: center;
    width: 100%;
    margin-top: 5px;
}

.vo2max-calculator button {
    display: block;
    width: 100%;
		font-weight: bold;
}

.vo2max-calculator .results {
    display: none; 
    background-color: #e7f8ff;
    padding: 10px;
    margin-top: 10px;
    text-align: center;
}

.vo2max-calculator .results p {
    margin: 0; /* Remove extra spacing */
}