html{

    min-height: 100vh;
    background:linear-gradient(to top, rgba(0,0,0, 0.5)50%,rgba(0,0,0,0.5)50%),url("bg.jpg");
    background-size: cover;
    background-attachment:fixed;
    -background-repert:no-repert; 
    background-position:center;
    -bacground-align:cover;
    position: relative;
    overflow: hidden;
    padding: 0rem 5rem;
    
}

.box{
    width: 450px;
    background: rgba(0, 0, 0, 0.4);
    padding: 40px;
    padding-left: 50px;
    text-align: center;
    margin: auto;
    margin-top: 5%;
    color: white;
    font-family: 'Century Gothic' ,sans-serif;
}

.box-img{
    border-radius: 50%;
    width: 200px;
    height: 200px;
}

.box h1{
    font-size: 40px;
    letter-spacing: 4px;
    font-weight: 100;
}

.box h5{
    font-size: 20px;
    letter-spacing: 3px;
    font-weight: 100;
}

.box p{
    text-align: justify;
}

.box a{
    text-decoration: none;
    color: #fff;
    font-family: Arial;
    font-weight: bold;
    transition: 0.4s ease-in-out;
}
.box a:hover{
    color: rgb(2, 175, 243);
}

/*Animated bubbles*/

.bubbles img{
    width: 50px;
    animation: bubble 7s linear infinite;
}

.bubbles{
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-around;
    position: absolute;
    bottom: -70px;
}

@keyframes bubble{
    0%{
        transform: translateY(0);
        opacity: 0;
    }
    50%{
        
        opacity: 1;
    }
    70%{
        
        opacity: 1;
    }
    100%{
        transform: translateY(-80vh);
        opacity: 0;
    }
}

.bubbles img:nth-child(1){
    animation-delay: 2s;
    width: 25px;
}
.bubbles img:nth-child(2){
    animation-delay: 1s;
}
.bubbles img:nth-child(3){
    animation-delay: 3s;
    width: 25px;
}
.bubbles img:nth-child(4){
    animation-delay: 4.5s;
}
.bubbles img:nth-child(5){
    animation-delay: 3s;
}
.bubbles img:nth-child(6){
    animation-delay: 6s;
    width: 20px;
}
.bubbles img:nth-child(7){
    animation-delay: 7s;
    width: 30px;
}