interactive-periodic-table/style.css at main · sanskarcoder29/interactive-periodic-table · GitHub

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/* Base Reset */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: #121212;
    color: #ffffff;
    padding: 20px;
}

header {
    text-align: center;
    margin-bottom: 30px;
}

.controls {
    margin-top: 15px;
    display: flex;
    justify-content: center;
    gap: 10px;
}

input, select {
    padding: 10px;
    font-size: 1rem;
    border-radius: 5px;
    border: none;
}

/* --- THE GRID --- */
.periodic-table {
    display: grid;
    grid-template-columns: repeat(18, 1fr);
    gap: 5px;
    max-width: 1400px;
    margin: 0 auto;
}

/* Element Styling */
.element {
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 10px 5px;
    border: 2px solid transparent;
    border-radius: 4px;
    background-color: #2a2a2a;
    color: #fff;
    cursor: pointer;
    transition: transform 0.2s, opacity 0.3s;
}

.element:hover, .element:focus {
    transform: scale(1.1);
    z-index: 10;
    border-color: #fff;
    outline: none; /* Replaced by custom border on focus */
}

/* Color Coding */
.nonmetal { background-color: #2c4c3b; }
.noble-gas { background-color: #4b2b4c; }
.alkali { background-color: #633215; }

/* Tooltip implementation */
.tooltip {
    visibility: hidden;
    position: absolute;
    bottom: 110%; /* Positions it right above the element */
    background-color: #fff;
    color: #000;
    padding: 5px;
    border-radius: 4px;
    font-size: 0.8rem;
    white-space: nowrap;
    opacity: 0;
    transition: opacity 0.3s;
}

.element:hover .tooltip,
.element:focus .tooltip {
    visibility: visible;
    opacity: 1;
}

/* Dimmer class for when elements are filtered out */
.element.faded {
    opacity: 0.2;
    pointer-events: none;
}