* {
    text-decoration: none;
}
body {
    background-color: white;
}
li {
    background-color: white;
    border: 2px solid orange;
    box-shadow: 1px 3px 3px 1px orange;
    padding: 5px 10px;
    display: inline-block;
    margin: 10px;
}
ul {
    font-size: 20px;
    display: flex;
    justify-content: center;
    padding: 0;
}
.btn1, .btn2 {
    border-radius: 15px;
    padding: 10px 35px;
    position: relative;
    margin-top: 20px;
}
.btn1 {
    border-color: greenyellow;
    background-color: greenyellow;
    color: green;
    margin-left: auto;
}
.btn2 {
    border-color: rgb(91, 91, 241);
    background-color: white;
    color: rgb(91, 91, 241);
    margin-left: 10px;
}
.img-a {
    margin: 0 auto;
}
.Assignments {
    text-align: center;
    margin: 50px auto;
    padding: 30px 20px;
    width: auto;
}
.Assignments a {
    font-size: 20px;
    color: orangered;
}
.btn1:hover{
    transform: scale(1.10);
    background-color: green;
    color: white;
}
.btn2:hover{
    transform: scale(1.10);
    background-color: blue;
    color: white;
}

/* Responsive Styles */
@media (max-width: 768px) {
    ul {
        font-size: 18px;
        flex-direction: column;
        align-items: center;
    }
    .btn1, .btn2 {
        margin: 10px auto;
        display: block;
    }
    .Assignments {
        margin: 30px auto;
        width: 90%;
    }
}

@media (max-width: 480px) {
    li {
        font-size: 16px;
        margin-left: 20px;
    }
    .btn1, .btn2 {
        padding: 10px 25px;
        width: 80%;
        margin: 10px auto;
        display: block;
        text-align: center;
    }
    .Assignments {
        margin: 20px auto;
        width: 100%;
    }
    .Assignments a {
        font-size: 18px;
    }
}