body {
    font-family: "Silkscreen", sans-serif;
    font-weight: 400;
    font-style: normal;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background-color: #1a1a1a;
    color: #00FF00;
    padding-top: 60px;
    padding-bottom: 130px;
    background-image: repeating-linear-gradient(45deg,
            #1a1a1a,
            #1a1a1a 10px,
            #2a2a2a 10px,
            #2a2a2a 20px);
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 60px;
    background-color: #111;
    box-shadow: 0 2px 5px rgba(0, 255, 0, 0.5);
    opacity: 0.8;
    z-index: 1000;
}

.titulopag {
    color: #ffffff;
    margin: 0;
    font-size: 1.5em;
    padding: 10px 20px;
    text-shadow:
        0 0 5px #00FF00,
        0 0 10px #00FF00,
        0 0 20px #00FF00;
    transition: all 0.3s ease;
}

.navbar {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    padding: 10px 20px;
    height: 100%;
}

.nav-menu {
    list-style: none;
    display: flex;
    gap: 20px;
}

.nav-item {
    position: relative;
}

.nav-link {
    color: #00FF00;
    text-decoration: none;
    font-size: 1.2em;
    padding: 5px 10px;
    transition: color 0.3s, background-color 0.3s, transform 0.3s;
}

.nav-link:hover {
    color: #ff0000;
    background-color: #00FF00;
    border-radius: 5px;
    transform: scale(1.1);
}

.modal {
    display: none;
    position: absolute;
    z-index: 1000;
    left: 50%;
    top: 25px;
    transform: translate(-50%);
    transition: opacity 0.3s ease, visibility 0.3s ease;
    width: 300px;
    padding: 15px;
}

.modal-content {
    position: relative;
    background-color: #000000;
    margin: 10% auto;
    padding: 20px 20px;
    border: 2px solid #00FF00;
    width: 80%;
    max-width: 500px;
    color: #ffffff;
    box-shadow: 0 0 10px #00FF00;
    border-radius: 5px;
    text-shadow:
        0 0 5px #00FF00,
        0 0 10px #00FF00;
    transition: all 0.3s ease;
}

.close {
    position: absolute;
    top: 1px;
    right: 5px;
    color: #00FF00;
    float: right;
    font-size: 1.5em;
    font-weight: bold;
    cursor: pointer;
}

.close:hover,
.close:focus {
    color: #fff;
    text-decoration: none;
}

main {
    display: flex;
    flex-direction: column;
    justify-content: center;
    text-align: center;
    align-items: center;
    padding-top: 60px;
    padding-bottom: 130px;
    min-height: calc(100vh - 190px);
}

.animation-container {
    position: relative;
    width: 500px;
    height: 300px;
    border: 2px solid #00FF00;
    overflow: hidden;
    background-color: #000;
    box-shadow: 0 0 10px #00FF00;
}

.ball {
    position: absolute;
    width: 30px;
    height: 30px;
    background-color: #ff5733;
    border-radius: 50%;
}

.rodape {
    background-color: #111;
    opacity: 0.8;
    padding: 5px;
    color: #00FF00;
    border-top: 2px solid #00FF00;
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    height: 130px;
    position: fixed;
    bottom: 0;
    left: 0;
    z-index: 1000;
    box-shadow: 0 -2px 10px #00FF00;
    text-shadow:
        0 0 5px #00FF00,
        0 0 10px #00FF00,
        0 0 20px #00FF00;
    transition: all 0.3s ease;
}

.paragrafo {
    color: #ffffff;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    margin-bottom: 5px;
}

.contact-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.contact-item {
    display: flex;
    align-items: center;
    margin: 5px 0;
}

.contact-item i {
    color: #00FF00;
    font-size: 1.5em;
    margin-right: 10px;
    transition: color 0.3s, transform 0.3s;
}

.rodape .links {
    color: #00FF00;
    text-decoration: none;
    margin: 3px 0;
    transition: color 0.3s, transform 0.3s;
    font-size: 1em;
}

.rodape-links:hover {
    color: #ff0000;
    transform: scale(1.2);
}

.rodape .icon {
    margin-top: 5px;
}

.rodape .icon i {
    color: #00FF00;
    font-size: 1.5em;
    margin: 0 5px;
    transition: color 0.3s, transform 0.3s;
}

.rodape .icon i:hover {
    color: #FF0000;
    transform: scale(1.2);
}

.paragraforodape {
    color: #ffffff;
    font-size: 0.6em;
    margin-top: 8px;
}