html{
            background-color: rgb(49, 49, 49);
        }
        a{
            color: rgb(0, 232, 151);
            text-decoration: none;
            padding: 10px;
            font-size: 30px;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        hr{
            margin-top: 20px;
            margin-bottom: 20px;
        }
        header {
            text-align: center;
            background-color: rgb(0, 232, 151);
            width: 100%;
            padding: 5px 0px 5px 0px;
            border: 2px solid white;
        }
        h1{
            font-size: 50px;
            color: white;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        h2{
            font-size: 40px;
            text-align: center;
            color: white;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        div{
            display: flex;
            justify-content: center;
            align-items: center;
        }
        main{
            display: flex;
        }
        section{
            background-color: grey;
            border: 2px solid white;
            border-radius: 25px;
            width: 400px;
            height: 300px;
            padding: 25px;
            margin: 50px 25px 25px 25px;
        }