body {
    margin: 0;
}

.no_select_elements {
    -moz-user-select: -moz-none;
    -khtml-user-select: none;
    -webkit-user-select: none;
    -o-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

#menu {
    z-index: 2;
    width: 488px;
    height: 30px;
    display: none;
    position: relative;
    margin-left: auto;
    margin-right: auto;
    background-color: black;
}

#home {
    width: 29px;
    height: 30px;
    display: block;
    position: relative;
    transition: 0.5s;
    cursor: pointer;
    border-right: 1px solid #555;
}

#home img {
    display: block;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

#home:hover {
    background-color: #555;
}

#learn_english_words {
    width: 426px;
    height: 23px;
    /*background: white;*/
    display: block;
    position: relative;
    color: #00FF7F;
    top: -27px;
    left: 32px;
    font: 20px Century;
    letter-spacing: 1px;
    text-align: center;
    cursor: default;
}

#link_lew {
    cursor: pointer;
}

.space2 {
    letter-spacing: 2px;
}

.space3 {
    letter-spacing: 3px;
}

#b_menu {
    width: 29px;
    height: 30px;
    display: block;
    position: relative;
    transition: 0.5s;
    cursor: pointer;
    top: -53px;
    left: 458px;
    text-align: center;
    border-left: 1px solid #555;
}

#b_menu:hover {
    background-color: #555;
}

#m_click {
    display: none;
}

#dictionary {
    z-index: 3;
    width: 486px;
    height: 800px;
    display: none;
    position: fixed;
    border: 1px solid black;
    background-color: white;
    top: 430px;
    left: 50%;
    transform: translate(-50%, -50%);
}

.dictionary_center {
    text-align: center;
}

.bold_brown {
    font-weight: bold;
    color: brown;
    font-size: 28px;
}

.bold_blue {
    font-weight: bold;
    color: blue;
    font-size: 18px;
}

.red {
    font-weight: lighter;
    color: red;
    font-size: 16px;
}

#list_menu {
    z-index: 1;
    width: 488px;
    height: 281px;
    display: block;
    position: relative;
    margin-left: auto;
    margin-right: auto;
    background-color: black;
    top: -282px;
    transition: 0.5s;
}

#list_menu_2 {
    width: 486px;
    height: 279px;
    border: 1px solid #333;
    display: block;
    position: relative;
	overflow: hidden;
}

#scroll_bar_left {
    width: 26px;
    height: 277px;
    left: 0px;
    top: 0px;
    background: #cccccc;
    border: 1px solid white;
    display: block;
    position: absolute;
}

#scroll_button_left_up {
    width: 26px;
    height: 26px;
    background: #2E2E2E;
    border-bottom: 1px solid white;
    display: block;
    position: absolute;
	cursor: pointer;
}

#scroll_button_left {
    width: 24px;
    height: 81px;
    background: #2E2E2E;
    background-image: url(../img/trigram.png);
    border-radius: 4px;
    border: 1px solid black;
    display: block;
    position: absolute;
	cursor: pointer;
}

#scroll_button_left_down {
    width: 26px;
    height: 26px;
    top: 250px;
    background: #2E2E2E;
    border-top: 1px solid white;
    display: block;
    position: absolute;
    cursor: pointer;
}

#list_menu_scroll {
    width: 428px;
    height: 840px;
    background-color: black;
    border-left: 1px solid #333;
    border-right: 1px solid #333;
    display: block;
    position: absolute;
    left: 28px;
}

#list_menu_left {
    width: 213px;
    height: 840px;
    background: black;
    display: block;
    position: absolute;
    left: 0px;
}

#list_menu_right {
    width: 213px;
    height: 840px;
    border-left: 2px solid #333;
    background: black;
    display: block;
    position: absolute;
    left: 213px;
}

#scroll_bar_right {
    width: 26px;
    height: 277px;
    right: 0px;
    top: 0px;
    background: #cccccc;
    border: 1px solid white;
    display: block;
    position: absolute;
}

#scroll_button_right_up {
    width: 26px;
    height: 26px;
    background: #2E2E2E;
    border-bottom: 1px solid white;
    display: block;
    position: absolute;
	cursor: pointer;
}

#scroll_button_right {
    width: 24px;
    height: 81px;
    background: #2E2E2E;
    background-image: url(../img/trigram.png);
    border-radius: 4px;
    border: 1px solid black;
    display: block;
    position: absolute;
	cursor: pointer;
}

#scroll_button_right_down {
    width: 26px;
    height: 26px;
    top: 250px;
    background: #2E2E2E;
    border-top: 1px solid white;
    display: block;
    position: absolute;
	cursor: pointer;
}

.category div {
    width: 213px;
    height: 27px;
    border-bottom: 1px solid #333;
    /*background: red;*/
    display: block;
    position: relative;
    transition: 0.5s;
    cursor: pointer;
}

.category div:hover {
    background-color: #555;
}

.name_category {
    width: auto;
    height: 20px;
    display: block;
    position: absolute;
    left: 5px;
    top: 6px;
    color: yellow;
    font: 12px TAHOMA;
    letter-spacing: 1px;
}

.number_words {
    width: 22px;
    height: 21px;
    background-color: white;
    border-radius: 11px;
    display: block;
    position: absolute;
    right: 5px;
    top: 3px;
}

.position_number {
    width: 20px;
    height: 20px;
    display: block;
    position: absolute;
    left: 1px;
    top: 1px;
    color: black;
    font: 15px TAHOMA;
    text-align: center;
}