*{
    padding: 0;
    margin: 0;
}
body{
    background-image: url("https://img.freepik.com/premium-photo/modern-office-workplace-with-laptop_391052-33610.jpg?w=1060");
    background-size: cover;
}
nav{
    display: flex;
    background-color: black;
    padding: 20px;
    margin: 0 20px;
}
nav ul li{
    display: flex;
    margin-left: 15px;
}
nav ul{
    display: flex;
    margin-left: 750px;
}
nav h3{
    color: lightseagreen;
}
nav ul li a{
    color: white;
}
.card{
    padding: 40px;
    align-items: center;
    position: relative;
    left: 90px;
    border-radius: 20px;
    background-color: lightslategrey;
    opacity: 0.9;
}
.butno{
    height: 40px;
    width: 150px;
    background-color: orangered;
    border-radius: 20px;
    border-color: orangered;
    color: white;
}
.butno:hover{
    cursor: pointer;
    color: black;
}