.clear{
    clear: both;
}

.letters_head > span{
    cursor: pointer;
}
.letters_head{
    padding-top: 10px;
    padding-bottom: 10px;
    text-align: center;
    font-size: 130%;
    float: none;
    clear: both;
}

.letters_block{

}

.div_small_note{
    color: lightgray;
    font-size: 0.6em;
    font-style: italic;
    text-align: center;
}

.thermometer_place{
    padding-left: 20px;
    padding-bottom: 10px;
}

.thermometer {
    /*display: block;*/
    color: #29838c;
    border-radius: 0em; /* Обнулить округлости */
    background: #adc0ce;
    border: none;
    position: relative;
    display: inline-block;
    float: left;
    height: 1.2em;
    margin-right: 1.5em;
    margin-bottom: 5px;
}


.thermometer:before{
    right: 100%;
    border-color: #adc0ce;
    border: solid transparent;
    content: " ";
    height: 0;
    width: 0;
    position: absolute;    
}


.thermometer:after{
    left: 100%;
    border: solid transparent;
    content: " ";
    height: 0;
    width: 0;
    position: absolute;
}
.thermometer:after {
    border-color: rgba(136, 183, 213, 0);
    border-left-color: #adc0ce;
    border-width: 0.6em;
}

.thermometer:before {
    border-color: #adc0ce;
    border-left-color: rgba(194, 225, 245, 0);
    border-width: 0.6em;
}

.article_end_list{
    width: 640px;
    display: block;
    margin: auto;
}

.article_place:nth-child(2n){
    float: none !important; 
}

.article_place:hover{
    opacity: 0.7;
}

.article_place{
    width: 300px;
    display: inline-block;
    float: left;
    height: 170px;
    text-align: center;
    margin: auto;
    padding: 4px;
}

.article_detail{
    width: 100%;
    height: 100%;
    display: block;
    position: relative;
}

.article_photo img{
    width: inherit;
    height: inherit;
}

.article_photo{
    width: inherit;
    height: inherit;
    z-index: 1;
}

.article_name{
    z-index: 2;
    position: absolute;
    bottom: 0;
    width: 100%;
    height: 50px;
    background: rgba(75, 196,39,0.8);
    margin: auto;
    text-overflow: ellipsis;
    overflow: hidden;
}

.d_article_point_due{
    padding-left: 20px;
    padding-bottom: 10px;
}

.d_article_point_detail{
    padding-left: 7px;
    font-size: 0.9em;
}


.chess_container{
    display: block;
    width: 80%;
    margin: auto;
    text-align: center;
    float: none;
    clear: both;
    margin-bottom: 20px;
}

.chess_photo_left{
    display: inline;
    float: left;
    width: 300px;
    margin-right: 20px;
}

.chess_photo_right{
    display: inline;
    float: right;
    width: 300px;
    margin-right: 20px;
}


.chess_photo_left img{
    width: 300px;
    height: 130px;
}

.chess_photo_right img{
    width: 300px;
    height: 130px;
}

.chess_desc{
    height: 100%;
    text-align: center;
    display: inline;
}

.chess_head{
    font-size: 1.1em;
    display: block;
}

.chess_detail{
    text-align: left;
    display: block;
}

.ul_group{
    /*background: #d4e7ee none repeat scroll 0 0;*/
    display: table;
    list-style: outside none none;
    margin: auto;
    overflow: hidden;
    padding: 0;    
}

.ul_group_grades_list{
    /*background: #d4e7ee none repeat scroll 0 0;*/
    list-style: outside none none;
    margin-left: 10%;
    overflow: hidden;
    padding: 0;    
    width: 300px;
}

.desc_attention{
    display: block;
    width: 80%;
    font-size: 0.8em;
    text-align: center;
    margin: auto;
}

.li_group{
    float: left;
    padding-right: 10px;
    margin-bottom: 10px;
}

.link_group:hover {
    background: #adc0ce none repeat scroll 0 0;
}

.link_group_active{
    background: #adc0ce none repeat scroll 0 0;
    border: 1px solid #adc0ce;
    border-radius: 10px;
    width: 10px;
    color: #29838c;
    display: block;
    padding: 10px;
    text-decoration: none;
}

.link_group{
/*    background: rgba(173, 192, 206, 0.3) none repeat scroll 0 0;*/
    border: 1px solid #adc0ce;
    border-radius: 10px;
    width: 10px;
    color: #29838c;
    display: block;
    padding: 10px;
    text-decoration: none;
    transition: all 0.3s linear 0s;
}

.photo_desc{
    text-align: center;
    font-style: italic;
}


.photo_src img{
    width: 100%;
}
.photo_src{
    display: block;
    padding-bottom: 5px;
    cursor: pointer;
    transition: all 0.5s linear;
}

.block_block{
    display: block;
}

.video_block{
    padding-left: 20px;
    padding-top: 20px;
    padding-right: 20px;
}

.block_inline{
    display: inline-block;
}

.margin_item{
    margin-left: 4px;
    margin-right: 4px;
}

.photo_src:hover{
    transform: scale(1.1);
}

.photo_center{
    display: block;
    float: none;
    clear: both;
    text-align: center;
    margin: 20px 0px 20px 0px;
}

.photo_box{
    display: inline-block;
    padding: 7px;
    margin: 5px;
    border: 1px solid black;
    max-width: 75%;
}

.fl_left{
    float: left;
}

.fl_right{
    float: right;
}

.d_art_head{
    padding-top: 5px;
    padding-bottom: 5px;
    text-align: center;
    font-size: 110%;
}

.text_block{
    text-indent: 20px;
    margin-top: 5px;
    padding-left: 10px;
    padding-right: 10px;
}

.d_hidden{
    display: none !important;
}

.d_page_head{
    padding-top: 10px;
    padding-bottom: 10px;
    text-align: center;
    font-size: 130%;
    float: none;
    clear: both;
}

.d_groups{
}

.d_groups .d_close_group:after{
    content: ' \1F783';
} 

.d_groups .d_open_group:after{
    content: ' \1F781';
} 

.d_groups .d_close_group:before{
    content: ' \1F783';
} 

.d_groups .d_open_group:before{
    content: ' \1F781';
} 

.d_group_head{
}

.a_blackout{
    background: rgb(235, 241, 222);
    border-radius: 10px;
    box-shadow: 5px 5px 10px 0 rgba(0,0,0,0.5);
}

.a_underline{
    border-width: 0px 0px 1px 0px;
    border-style: dashed;
    border-color: black;
}

.d_group_block{
    margin-left: 10px;
}

.d_half_left{
    width: 48%;
    float: left;
    display: inline;
    margin: 2px;
}

.d_half_right{
    width: 48%;
    float: right;
    display: inline;
    margin: 2px;
}

.d_hor_split{
    width: 100%;
    height: 2px;
    padding-top: 4px;
    padding-bottom: 2px;
}

.d_hor_split_rad{
    width: 80%;
    height: 5px;
    padding-top: 4px;
    padding-bottom: 2px;
    background: rgb(219, 225, 207);
    border-radius: 10px;
    margin: auto;
    margin-top: 15px;
    margin-bottom: 15px;
    float: none;
    clear: both;
    display: block;
}


.d_half_left_const{
    width: 48%;
    float: left;
    display: inline;
    margin: 2px;
}

.d_half_right_const{
    width: 48%;
    float: right;
    display: inline;
    margin: 2px;
}

@media all and (max-width: 800px) {
    .d_half_right{
        width: 100%;
        float: none;
        display: block;
        margin: 2px;
    }
	
    .d_half_left{
        width: 100%;
        float: none;
        display: block;
        margin: 2px;
    }
}

input[type="checkbox"] {
    display:none;
}

input[type="checkbox"] + label span {
    display:inline-block;
    width:19px;
    height:19px;
    margin:-1px 4px 0 0;
    vertical-align:middle;
    background:url(/static/images/decorate/check_sheet.png) left top no-repeat;
    cursor:pointer;
}

input[type="checkbox"]:checked + label span {
    background:url(/static/images/decorate/check_sheet.png) -19px top no-repeat;
}

.inp_gr{
    display: inline-block;
    min-width: 150px;
    
}

.grade_desc{
    text-align: center;
    display: inline-block;
    vertical-align: middle;
    margin: auto;
    width: 100%;
    height: 100%;
}
.grade_desc_center{
    display: table-cell;
    width: 100%;
    margin: auto;
    vertical-align: middle;
}

.button_desc{
    background: #d4e7ee none repeat scroll 0 0;
    border: 2px solid #a0abaf;
    border-radius: 15px;
    box-shadow: 3px 3px 5px 0 rgba(0, 0, 0, 0.5);
    cursor: pointer;
    display: block;
    margin: auto;
    margin-top: 15px;
    margin-bottom: 15px;
    width: 45%;
}

.grade_cell{
    width: 300px;
    text-align: center;
    min-width: 300px;
    max-width: 300px;
    margin-left: 6px;
    margin-right: 4px;
}

.grade_cell_no_photo{
    width: 300px;
    min-width: 300px;
    max-width: 300px;
    margin-left: 10px;
    margin-right: 4px;
    margin-bottom: 12px;
}

.grade_switch{
   position: relative;
   min-height: 400px;
   max-height: 400px;
}

.grade_switch:hover{

}

.grade_switch:hover .grade_table{
    
}

.grade_switch:hover .grade_photo{
    z-index: 0;
    opacity: 0.3;
    transition: 2s;
    -webkit-transform: rotateY(180deg);
    transform: rotateY(180deg);
}

.grade_switch:not(:hover) .grade_photo{
    z-index: 100;
    transition: 2s;
}

.grade_name{
    display: block;
    margin-bottom: 5px;
    margin-top: 5px;
    text-overflow: ellipsis;
    width: 300px;
    white-space: nowrap;
    overflow: hidden;    
}

.grade_photo{
    z-index: 100;
    position: absolute;
    top: 0;
    width: 100%;
    height: 100%;
}

.grade_table{
    width: 100%;
    height: 100%;
    z-index: 50;
    position: absolute;
    top: 0;    
    display: table;
}

.grade-table{
    display: table;
    min-width: 100%;
}

.grade-row{
    display: table-row;
}

.grade-btn-left{

}

.grade-cell{
    display: table-cell;
    width: 48%;
    margin-bottom: 3px;
    border-bottom: 1px solid black; 
}

.grade_photo img{
    width: 300px;
    height: 400px;
}