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

nav, nav ul, nav a{
    display: flex;
    flex-direction: row;
    list-style: none;
    text-decoration: none;
    color: white;
    justify-content: space-around
}
nav ul, nav span{
    display: flex;
    height: 100%;
    align-items: center;
    padding-left: 0px;
}
.sign-in-up span{
    justify-content: center;
    width: 100%;
}


.navigation-bar nav{
    display: grid;
    grid-template-columns: 1fr 2fr 1fr;
    position: fixed;
    width: 100vw;
    height: 50px;
    background-color: rgb(0, 0, 50);
}

.hello-container{
    display: flex;
    justify-items: center;
    background-image: url(assets/never-stop-learning-3653430_640.jpg);
    background-repeat: no-repeat;
    background-size: cover;
    width: 100%;
    height: 100vh;
}

.hello-container div{
    display: flex;
    justify-content: center;
    background-color: rgba(0, 0, 50, 0.2);
    width: 100%;
    height: 100%;
}
.hello-container div div{
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-items: center;
    justify-content: space-between;
    color: white;
    padding: 20%;
    width: 100%;
}

.upperNlowerBox{
    display: flex;
    justify-self: center;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    text-align: center;
    height: 50vh;
    width: 100%;
    padding-top: 70px;
    padding-left: 10vw;
    padding-right: 10vw;
    color: rgb(0, 0, 0, 0.5);
}
.box-container{
    display: flex; 
    flex-direction: row;
    justify-content: center;
    justify-content: space-around;
    padding-top: 30px;
}
.the3boxes{
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    align-items: center;
    height: 45vh;
    width: 30vw;
    background-color: rgb(170, 210, 245, 0.5);
    border-radius: 10px;
    padding: 20px;
    padding-bottom: 50px
}
.the3boxes a{
    display: flex;
    flex-direction: column;
    text-decoration: none;
    justify-content: center;
    align-items: center;
    color: rgb(0, 0, 50);
}

p{
    text-align: center;
}

h1, h2, h3 {
    text-align: center;
    padding:20px;
}

main i {
    font-size: 5rem;
}

h1{
    font-weight: 600;
    font-size: 4rem;
}
h2{
    font-size: 2.2rem;
}
h3{
    font-size: 1.1rem;
    font-weight: 600;
}

button{
    justify-content: center;
    align-items: center;
    border: none;
    display: flex;
    font-size: 2em;
    font-weight: 500;
    height: 50px; 
    width: 20vw;
    color:white;
    margin-top: 50px;
    
}
.footer-container{
    display: flex;
    flex-direction: row;
    justify-content: space-between;
}
.footer-container div {
    padding: 3vw;
    padding-left: 0px;
    padding-top: 0px
}
footer a{
    color: rgb(59, 170, 254);
}
footer h3{
    color: brown;
    padding: 0px;
}


 @media (max-width:600px) {
    body{
        font-size: 16px;
    }
    nav{
        font-size: 12px;
    }
    .box-container{
        flex-direction: column;
        justify-content: center;
        align-items: center;
    }
    .upperNlowerBox h1{
        font-size: 2.1rem;
    }
    .sub-container h2{
        font-size: 1.2rem;
    }
    .the3boxes{
        width: 80vw;
        height: 30vh;
        margin-bottom: 20px;
    }
    button{
        width: 40vw;
    } 
 }