* {
    box-sizing: border-box;
}

h1,
h2,
h3 {
    margin-left: 20px;
    margin-top: 30px;
}

#al {
    display: block;

}

#logo {
    margin-left: 40px;
    margin-top: 15px;
}

.butt {
    display: block;
    float: right;
}



#lich,
#data,
#time {
    margin: 20px;


}



#slide {
    text-align: center;
}

.god {
    margin: 20px;
}

#smile {
    float: right;

}



.demo {
    position: relative;
    height: 200px;
    width: 300px;

    margin: 20px;


}

.demo input {
    display: none;
}

.demo img {
    max-width: 100%;
    position: absolute;

}

.demo label {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    visibility: hidden;
    opacity: 0;
    transition: 3s;
}

.demo #on1:checked~[for="on1"],
.demo #on2:checked~[for="on2"],
.demo #on3:checked~[for="on3"],
.demo #on4:checked~[for="on4"],
.demo #on5:checked~[for="on5"] {
    visibility: hidden;
    opacity: 0;
}

.demo #on1:checked~[for="on2"],
.demo #on2:checked~[for="on3"],
.demo #on3:checked~[for="on4"],
.demo #on4:checked~[for="on5"],
.demo #on5:checked~[for="on1"] {
    visibility: visible;
    opacity: 1;
}


@media screen and (max-width: 1024px) {

    .demo {

        height: 300px;
        width: 300px;
    }



}



@media screen and (max-width: 768px) {

    .demo {
        position: relative;
        height: 300px;
        width: 300px;






    }

    #smile {
        visibility: hidden;
    }



}
table, td{
    border: solid;
    border-collapse: collapse;
}

.weekend {
    color: red;
}

.day {
    color: blue;
}

.today {
    background-color: gold;
}