Week-7-Practical---HTML-CSS-JavaScript/style.css at main · a1852027/Week-7-Practical---HTML-CSS-JavaScript · GitHub

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/* This makes the sytle of the page boujeee af, styles the whole page background and centres teh calculator */
body {
    margin: 0;
    padding: 0;
    min-height: 100vh;                  /* full screen height */
    display: flex;                      /* flexbox allows for things to be centred easily */
    justify-content: center;            /* centre horizontally */
    align-items: center;                /* centre vertically */
    background-color: #e0e0e0;      /* light grey background */
    font-family: Arial, sans-serif;     /* nice font */
}


/* Calculator card */
/* the white box that holds everything */
.calculator {
    background-color: #ffffff; /* white background */
    padding: 30px 40px; /* space inside the card */
    border-radius: 6px; /* slightly rounded corners */
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15); /* subtle shadow for depth */
    width: 340px; /* fixed width for the calculator */
}

/* heading */
h1 {
    text-align: center;
    font-size: 1.3rem;
    margin-top: 0;
    margin-bottom: 20px;
    color: #000000;
}
/* Input labels and fields */
label {
    display: block;             /* puts the label on it's own line */
    margin-top: 14px;
    margin-bottom: 5px;
    font-size: 0.85rem;
    font-weight: bold;
    color: #000000;
}

/* The number input boxes */
input[type="number"] {
    width: 100%;
    padding: 8px;
    font-size: 1rem;
    border: 1px solid #cccccc;      /* light grey border */
    border-radius: 4px;
    box-sizing: border-box; /* ensures padding doesn't affect total width */
}

/* instruction text */
.instruction {
text-align: center;
font-size: 0.85rem;
margin-top: 20px;
margin-bottom: 14px;
color: #000000;
}


/* operating buttons*/
/* 2x2 grid layout for the four buttons */
.buttons {
    display:grid;
    grid-template-columns: 1fr 1fr; /* two equal columns */
    gap: 10px; /* space between buttons */
}

/* Individual button styling */
.buttons button {
    padding: 12px;
background-color: #3333cc; /* dark blue background */
color: #ffffff; /* white text */
border: none; /* no border */
border-radius: 4px; /* rounded corners */
font-size: 0.95rem;
cursor: pointer; /* pointer cursor on hover */
transition: background-color 0.3s ease; /* smooth hover effect */
}

/* slightly darker blue when hovering */
.buttons button:hover {
    background-color: #2222a6; /* darker blue background */
}


/* results section*/
.result-section {
    margin-top: 18px;
    padding: 14px;
    background-color: #f0f0f0; /* light grey background */
    border-radius: 4px;
    border: 1px solid #cccccc; /* light grey border */
    text-align: center;
}

.result-section p {
    margin: 0;
    font-size: 0.95rem;
    color: #000000;
}


/* the actual number result is shown in red */
#result {
    color: #cc0000;
    font-weight: bold;
}


/* error message */
.error {
    color: #cc0000;
    font-size: 0.8rem;
    text-align: center;
    margin-top: 10px;
    min-height: 18px; /* creates space for error message */
}