/*for all pages*/

body {
    font-family: Arial, Helvetica, sans-serif;
    margin: 3%; 
}

.page_header h1 {
    text-align: center; 
    color: turquoise;
}

.menu ul
{ 
    list-style:none;
    text-align: center;   
}

.menu ul li {
    display: inline;
    margin-right: 10px;
}

.menu ul li a{
    color: darkgray;
    text-decoration: none;
}

.menu .selected a {
    color: black;
}

@media only screen and (max-width: 1100px) {
    
    .page_header h1 {
        font-size: 108%;
    }
    
    .menu ul li a{
        color: darkgray;
        text-decoration: none;
        font-size: 120%;
    }
}







/*for main page*/

.main_page article {
    text-align: justify;  
    text-align-last: right;
    display: inline;
    padding: 3%;
    font-size: 150%;
    color: gray;
    font-style:italic;
    float: right;
    width: 28%;
}

.main_page img {
    display: block;
    margin-left: auto;
    margin-right: auto;
    border-top: 20px;
    border-bottom: 20px;
    width: 60%;
    height: 100%;
    display: inline;
    float:left;
    padding: 3%;
}

@media only screen and (max-width: 1100px) {
    
    .main_page article {
        float: none;
        padding-top: 0;
        font-size: 100%;
    }
    
    .main_page img {
        float: none;
        display: block;
        margin-left: auto;
        margin-right: auto;
        width: 50%;
        filter: brightness(115%);
        padding-bottom: 0;
    }
}
    


/*for page-1*/

.lessons_order {
    text-align: right;
}

.lessons_order ul {
    list-style: none;
}

.lessons_order ul li {
    list-style-position: inside;
    margin-top: 40px;
}

.lessons_order ul li p {
    display: inline;
}

.lessons_order ul li h3 {
    display: inline;   
}

.lessons_order ul li a {
    color: turquoise;
    text-decoration: none;
}

.lessons_order p {
    margin-top: 40px;
}

.lessons .lessons_day_1 {
    display: none;
}

.lessons .lessons_day_2 {
    display: none;
}

.lessons .lessons_day_3 {
    display: none;
}

.lessons .lessons_day_4 {
    display: none;
}



/*for page-2*/

.auxiliary_materials ul li {
    display: inline;
    margin-right: 10px;  
}

.auxiliary_materials ul li a {
    background-color: turquoise;
    color: white;
    padding: 14px 25px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
}

.auxiliary_materials {
    text-align: right;  
}

.auxiliary_materials p {
    margin: 40px auto; 
}

@media only screen and (max-width: 1100px) {
    
    .auxiliary_materials ul li a {
         display: block;
    }
       
}


/*for page-3*/

.suppliers_table {
    text-align: right;
}

.suppliers_table table {
    border-collapse: collapse;
    text-align: center;
}

.suppliers_table table td {
    border: 1px solid turquoise;
    width: 10%;
    padding: 1%;
}

.suppliers_table table th {
    border: 1px solid turquoise;
    width: 10%;
    padding: 2%;
    background-color: turquoise;
}

.suppliers_table table {
    margin-top: 40px;
}


/*for page-4*/

.schedule img {
    height: 60%;
    width: 70%;
    margin-left: 15%;
    margin-right: 15%;
    padding: 2%;
}

@media only screen and (max-width: 1100px) {
    
    .schedule img {
    height: 60%;
    width: 90%;
    margin-left: 5%;
    margin-right: 5%;
    padding: 2%;
}
       
}