html,body {
    height: 100%;
    background-image: url('background.png');
    background-size: cover;       
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
}

#title {
    margin: 0 auto;
    background-color: rgba(34, 85, 34, 0.8);
    width: 20%;
    height: 5%;
    display: flex;           
    justify-content: center;
    align-items: center;     
    text-align: center;
    border-radius: 10px;
    border-style: solid;
    color: #f0f0f0;

    border-color: green;
}

#title p {
    font-size: 25px;
    font-weight: bold;
    font-family:'Courier New', Courier, monospace;

}




#time_table {
    margin-top: 10px;
    margin-bottom: 10px;
    margin-left: auto;
    margin-right: auto;
    width: 95%;
    height: 95%;
    
    background-color: rgba(34, 85, 34, 1);
    border-radius: 10px;
    border-style: solid;
    border-color: green;
    color: #f0f0f0;
}

td,th,tr {
    border-radius: 10px;
    border-style: solid;
    border-color: green;
    color: #f0f0f0;
}


.classes {
    padding-left: 10px;
    padding-bottom: 5px;
    padding-top: 5px;
    background-color: rgba(0, 0, 0, 0.8);
}


.break {
    text-align: center;
    background-color: rgba(144, 238, 144, 0.5);
}


.side {
    background-color: rgba(34, 85, 34, 0.8);
    text-align: center;
    font-weight: bold;
}


#side2  td{
    background-color: rgba(34, 85, 34, 0.8);
}