* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background: radial-gradient(circle, rgba(27, 64, 57, 1) 0%, rgba(171, 204, 199, 0.99) 100%);
    font-family: sans-serif;
    min-height: 100vh;
    overflow-x: hidden;
    overflow-y: hidden;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 40px;
    width: 100%;
    position: relative;
}

nav img {
    margin-top: 40px;
    height: 150px;
    width: 150px;
    cursor: pointer;
}

/* Hide logo on screens smaller than 1024px */
@media (max-width: 1023px) {
    nav img {
        display: none;
    }
}

.main-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 30px;
    min-height: 100vh;
    width: 100%;
}

.calculator {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 20px;
    border-radius: 15px;
    border: 3px solid rgb(149, 255, 230);
    box-shadow: 0 0 30px #ffffff80;
    width: 70rem;
    max-width: 25rem;
    margin: 0 auto;
}

.text {
    height: 90px;
    width: 100%;
    font-size: 3.5rem;
    padding: 0 10px;
    color: #212021;
    background-color: #ffffff;
    border: none;
    outline: none;
    text-align: right;
    border-radius: 10px;
    margin-bottom: 20px;
}

.text::placeholder {
    font-size: 3rem;
    color: #000000;
}

.button {
    display: flex;
    justify-content: space-between;
    width: 100%;
}

.button button {
    flex: 1;
    height: 80px;
    font-size: 1.5rem;
    margin: 5px;
    border: 2px solid #ffffff;
    border-radius: 15px;
    background-color: #2d4641;
    color: white;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.button button:hover {
    background-color: #0f3c34;
}

.credit {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1rem;
    color: #ffffff;
    margin-top: 10px;
    text-align: center;
    gap: 9px;
}

.name-highlight {
    color: #00c656;
    font-weight: bold;
    transition: all 0.3s ease-in-out;
    cursor: pointer;
}

.name-highlight:hover {
    text-shadow: 0 0 5px #038f81, 0 0 10px #004f47, 0 0 20px #00ffe7;
    color: #00ffaa;
}