*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: poppins, sans-serif;
}

/* Body */
body{
    background-color: #f5f5f5;
    overflow: hidden; 
}


.bubbles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none; 
}

/* Each bubble */
.bubble {
    position: absolute;
    border-radius: 50%;
    opacity: 0.6;
    animation: float 10s infinite ease-in-out, fade 5s infinite alternate;
}


.bubble:nth-child(1){ width: 50px; height: 50px; background-color: #0056b3; left: 10%; animation-delay: 0s;}
.bubble:nth-child(2){ width: 30px; height: 30px; background-color: #333; left: 30%; animation-delay: 2s;}
.bubble:nth-child(3){ width: 40px; height: 40px; background-color: #888; left: 50%; animation-delay: 4s;}
.bubble:nth-child(4){ width: 60px; height: 60px; background-color: #0056b3; left: 70%; animation-delay: 1s;}
.bubble:nth-child(5){ width: 25px; height: 25px; background-color: #333; left: 85%; animation-delay: 3s;}


@keyframes float {
    0% { transform: translateY(100vh) scale(1);}
    50% { transform: translateY(50vh) scale(1.1);}
    100% { transform: translateY(-20vh) scale(1);}
}


@keyframes fade {
    0% { opacity: 0.3; }
    50% { opacity: 0.7; }
    100% { opacity: 0.3; }
}

/* Main content */
.md{
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100vh; 
    width: 100vw;  
    backdrop-filter: blur(10px);
    background-color: rgba(255,255,255,0.1); /* Transparent blur */
    text-align: center;
    padding: 20px;
}

/* Text styles */
.md h1{
    font-size: 4rem;
    color: #333;
    font-family: monospace;
}
.md h1 span{
    color: #0056b3;
}
.md p{
    font-size: 1.5rem;
    color: #666;
    margin-top: 20px;
    font-family: 'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif;
}


.btn{
    margin-top: 30px;
}
.btn button{
    padding: 10px 25px;
    font-size: 1.2rem;
    color: #111;
    border-radius: 16px;
    background-color: rgba(255,255,255,0.1);
    backdrop-filter: blur(15px);
    border: 1.2px solid #0056b3;
    cursor: pointer;
    transition: all 0.35s ease-in-out;
}
.btn button:hover{
    background-color: #0056b3;
    color: white;
    transform: scale(1.2);
}


.md{
    animation: fadeIn 2s ease forwards;
}
@keyframes fadeIn{
    0% { opacity: 0; transform: translateY(30px);}
    100% { opacity: 1; transform: translateY(0);}
}