*{
    margin: 0;
    padding: 0;
}

body{
    background-image: url("sa.jpg");
    background-size: cover;
    background-repeat: no-repeat;
    background-position:center ;
    background-attachment: fixed;
    
}

body::before{
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0,0.4);
    z-index: -1;

}


ul{

    display: flex;
    list-style: none;
    justify-content: right;
}

li{
    margin: 10px;
    margin-left: 15px;
    margin-top:24px ;
}

a{
    text-decoration: none;
    color: rgb(28, 3, 120);
    padding: 10px;

}

a:hover{

    background-color: rgb(196, 246, 255);
    color: black;
    border-radius: 20px;


}

.welcome{
    margin: 30px;
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}



.welcome h1{
    color: #800080;
    padding: 10px;
    background-color: antiquewhite;
    border-radius: 20px;
    
}


.welcome h5{
    margin-top: 20px;
    color: #800080;
    padding: 10px;
    background-color: antiquewhite;
    border-radius: 20px;
    
}

.explain{
    width: 100%;
    display: flex;
    justify-content: center;
}

.explain p{

    color: rgb(0, 0, 0);
    padding: 20px;
    background-color: bisque;
    border-radius: 20px;


}

.bt{
    margin-top: 20px;
    width: 100%;
    display: flex;
    justify-content: center;

}

.bt a {

    color: black;
    background-color: antiquewhite;
    border-radius: 20px;

}

.bt a:hover{
    color: #800080;
    background-color:rgba(0, 0, 0,0.2) ;
}