*{
    border: none;
    padding: 0px;
    margin: 0px;
    box-sizing: border-box;
}
button{
    background-color: #eee;
    padding: 10px 50px;
    cursor: pointer;
    border-radius: 10px;
}

button:hover{
    outline: 3px solid #f00;
}

table{
    width: 300px;
    font: 17px Calibri;    
}

table, th, td{
    border: solid 1px #ddd;
    border-collapse: collapse;
    padding: 2px 3px;
    text-align: center;
}