body, html {
    margin: 0;
    padding: 0;
    overflow: hidden;
    font-family: Arial, sans-serif;
    background-color: #1c1c1c;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

#drop-container {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 50px;
    z-index: 2;
}

#water-drop {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background-color: #333;
    box-shadow: 0 0 20px rgba(0, 170, 255, 0.5);
}

#menu {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    z-index: 1;
}

#menu ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

#menu li {
    margin: 20px 0;
    font-size: 24px;
    color: #333;
    text-align: center;
}
header, nav, footer {
    opacity: 0;
    transition: opacity 1.5s ease;
}
@keyframes blink {
    0% { border-right-color: rgba(255, 255, 255, 0.75); }
    50% { border-right-color: transparent; }
    100% { border-right-color: rgba(255, 255, 255, 0.75); }
}

header h1, nav a, .container h2, .container p {
    border-right: 2px solid rgba(255, 255, 255, 0.75);
    animation: blink 1s step-end infinite;
    visibility: hidden;
}
.ripple {
    position: absolute;
    width: 100px;
    height: 100px;
    background-color: rgba(0, 170, 255, 0.5);
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
}