table, tr, td{
    border: solid 1px gray;
    border-collapse: collapse;
    text-align: center;
}
table{
    margin: auto;
}
td, th{
    width: 80px;
    height: 40px;
}
th{
    background: silver;
}
.today{
    background: #f4d7f4;
}
.preday{
    background: lightgray;
}
.Sat{
    #background: lightblue;
    color: blue;
}
.Sun{
    #background: rgb(255, 161, 161);
    color: red;
}
p{
    font-weight: 700;
    font-size: x-large;
    text-align: center;
}
.batu{
    background: lightgray;
}
body{
    font-family: 'arial black', 'Haettenschweiler', 'Impact', sans-serif;
}