body{
    font-family: Arial;
    background:#f4f4f4;
    padding:20px;
}

table{
    width:100%;
    border-collapse:collapse;
}

th,td{
    border:1px solid #ddd;
    padding:10px;
}

th{
    background:#333;
    color:white;
}

input{
    padding:10px;
    margin:5px;
}

form { 
    margin: 0 auto;
}

button{
    padding:10px;
}