*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;

}
html{
    scroll-behavior: smooth;
}
body{
    background-color: purple;
     font font-family: Arial, "Helvetica Neue", Helvetica, sans-serif;
     font-size: 18px;
     padding:
      10px;

}
video{
    width: 100%;
}

input{
    display; block;
    margin-bottom: 10px;
    width: 200px;
    padding: 2px;
    border: 2px dashed green;
    border-radius: 5px;
}

form{
    padding: 5px;
    border: 1px solid;
    border-radius: 5px;
}