* {
    margin: 0 0;
    padding: 0 0;
    font-family: verdana, arial, sans-serif;
}

body {
    background-color: white;
}

.div_menu_title {
    width: 100%;
    height: 4rem;
    line-height: 4rem;
    background-color: lightgray;
    font: 1rem verdana, arial, sans-serif;
    top: 0;
    position: fixed;
    min-width: 55rem;
    z-index: 1;
}

.div_logo_name {
    border: solid 0.1rem #EEE;
    border-radius: 50%;
    width: 2.3rem;
    height: 2rem;
    line-height: 2rem;
    text-align: center;
    font-size: 1rem;
    font-weight: 600;
    float: left;
    margin-left: 2rem;
    margin-top: 1rem;
    background-color: cadetblue;
    color: white;
}
a {
    text-decoration: none;
}
.div_menu {
    float: right;
    margin-right: 4rem;
    margin-top: 2rem;
}


li {
    list-style: none; 
    display: inline-block;
    text-align: center;
    width: 7rem;
}

li a {
    text-align: center;
    font-size: 0.8rem;
    color: black;
}

li a:hover {
    color: cadetblue;
    font-size: 1rem;
    transition: 0.3s;
    font-weight: 800;
}

.div_content {
    width: 100%;
}

.div_pool {
    width: 90%;
    background-image: url("0.jpg");
    background-repeat: no-repeat;
    background-size: 100% 100%;
    border: solid 0.15rem #aeaeae;
    background-color: #717278;
    color: #E9E9E9;
    margin: 1rem auto;
    margin-top: 5rem;
    height: 30rem;
    border-radius: 0.8rem;
    opacity: 1;
}

.div_hash {
    font-size: 2rem;
    width: 40%;
    margin-top: 4rem;
    margin-left: 6%;
    float: left;
    text-align: center;
}

.div_hash_miner {
    border: solid 0.2rem white;
    opacity: 0.9;
    height: 5rem;
    line-height: 5rem;
    border-radius: 0.5rem;
    z-index: 10;
    min-width: 30rem;
}

.div_miner {
    font-size: 2rem;
    width: 40%;
    margin-top: 4rem;
    float: right;
    text-align: center;
    margin-right: 6%;
}

.div_kr {
    text-align: center;
    font-size: 1.2rem;
    font-weight: bold;
    margin: 26rem auto;
    color: darkblue;
    background-color: white;
    opacity: 0.6;
    width: 40%;
    height: 2.5rem;
    line-height: 2.5rem;
    box-shadow: darkblue 0.1rem 0.1rem 0.1rem;
}

.bg_color_coral {
    background-color: coral;
}

.bg_color_orangered {
    background-color: orangered;
}

.bg_color_cadetblue {
    background-color: cadetblue;
}

.bg_color_title1 {
    background-color: cadetblue;
}

.div_course, .div_change, .div_wp,.div_js {
    margin-left: 5%;
    margin-top: 5rem;
}

.div_title1 {
    border-top-left-radius: 0.2rem;
    border-top-right-radius: 6rem;
    width: 16rem;
    box-shadow: grey 0.1rem 0.1rem 0.1rem;
    color: white;
    height: 2rem;
    line-height: 2rem;
    padding-left: 1rem;
}

.div_title1_bl {
    min-width: 16rem;
    width: 20%;
    height: 0.1rem;
    box-shadow: grey 0.1rem 0.1rem 0.1rem;
    border-top-right-radius: 0.1rem;
    border-bottom-right-radius: 0.1rem;
}

.div_content1_table {
    margin: 0.8rem auto;
}

.table_content1 {
}

.small_title {
    font-weight: bold;
    color: cadetblue;
}

.td_decorate {
    background-color: cadetblue;
    width: 1rem;
    height: 2rem;
}

.td_content {
    color: black;
    line-height: 2rem;
}

.td_content a:link {
    color: cornflowerblue;
}

.td_content a:visited {
    color: #6a69ed;
}

.td_content a:hover {
    color: #186caf;
    font-size: 1rem;
    transition: 0.3s;
    font-weight: 800;
}

.div_bottom {
    width: 100%;
    background-color: #232323;
    height: 6rem;
    line-height: 6rem;
    margin-top: 5rem;
    position: fixed;
    bottom: 0;
}

.div_cpr {
    color: white;
    margin-left: 8rem;
    float: left;
}
.div_telegram_group{
    float: right;
    margin-right: 1rem;
    color: white;
    text-shadow: cornflowerblue 0.05rem 0.05rem 0.05rem;
}
.div_telegram_icon{
    float: right;
    margin-right: 8rem;
    margin-top: 0.6rem;
    width: 2rem;
    height: 2rem;
}
.img_telegram_icon{
    width: 100%;
    height: 100%;
}

.img_mobile{
    height: 40rem;
}

.img_ml{
    width: 50px;
    height: 50px;
    margin-left: 100px;
}