styles.css

/* Fonts and colors */
body {
    font-family: 'Roboto', sans-serif; /* Set the font for the entire site */
    background-color: #78d3c4; /* Eucalyptus green background color */
}

h1 {
    color: #0b422e; /* Dark green color for the title */
}

#monthlyInvestmentInput.hidden.hidden {
    display: none;
}

/* Base styles for mobile-first approach */
.container {
    width: 100%; /* Full width */
    margin: 0 auto; /* Center the container */
    display: flex; /* Enable Flexbox layout */
    flex-direction: column; /* Stack children vertically on small screens */
    justify-content: center; /* Center children vertically */
    align-items: center; /* Center children horizontally */
}

.input-wrapper {
    display: flex; /* Enable Flexbox layout */
    flex-direction: column; /* Stack elements vertically */
    align-items: center; /* Center elements horizontally */
    width: 100%; /* Take full width to center the children */
    margin-bottom: 10px; /* Space between each input-wrapper */
}

#simulationResult {
    width: 100%;
}
.content {
    width: 100%; 
    display: flex; /* Enable Flexbox layout */
    flex-direction: column; /* Stack children vertically */
    align-items: center; /* Center children horizontally */
}
.content > div { /* New wrapper div for inputs and buttons */
    width: 100%; /* Take full width to center the children */
    display: flex; /* Enable Flexbox layout */
    justify-content: center; /* Center children horizontally */
}
.content input[type="number"],
.content input[type="range"],
.content button {
    margin-bottom: 30px; /* Increase vertical separation */
}

.content select {
    width: 45%; /* Custom width for dropdown menu */
    padding: 5px 5px; /* Increase padding to make the dropdown menu lager*/
    font-size: 1.2em; /* Larger font size for the number inside the input */
}
.content input[type="number"] {
    width: 35%; /* Custom width for number inputs */
    font-size: 1.3em; /* Larger font size for the number inside the input */
}
.content input[type="range"],
.content button {
    width: 40%; /* Custom width for range inputs and buttons */
}
#runSimulations {
    padding: 15px 30px; /* Increase padding to make the button larger */
    font-size: 20px; /* Increase font size for better visibility */
    cursor: pointer; /* Change cursor to pointer to indicate it's clickable */
}
/* Styles for desktop devices */
@media (min-width: 768px) {
    .container {
        flex-direction: row; /* Stack children horizontally on larger screens */
        justify-content: center; /* Center children horizontally */
        align-items: center; /* Center children vertically */
    }
    
    .content,
    #simulationResult {
        width: 45%;
        padding: 20px;
    }
}