*{
    margin: 0;
    padding: 0;
}
.box{
    width: 800px;
    height: 2000px;
    position: relative;
    background-color: white;
    margin: 50px auto;
}
ul{
    list-style: none;
}
.box_top_input{
    margin: 15px 5px 15px 30px;
}
.box_top_ul{
    float: right;
}
.box_top_ul li{
    float: left;
    margin: 15px 10px;
    cursor: pointer;
}
.box_top_ul>li:first-child{
    cursor:text;
    opacity: 0.4;
}
.box_top_ul>li:last-child{
    width: 80px;
    height: 20px;
    border-radius: 5px;
    border: 1px solid rgb(212, 209, 209);
    text-align: center;
    line-height: 20px;
    background-color: rgb(212, 209, 209);
}
.box_top_ul .current{
    color: rgb(243, 82, 82);
}


.box_bottom_div{
    height: 30px;
    width: 400px;
    margin: 20px auto;
    cursor: pointer;
}
.box_bottom_div div,ul{
    display: inline-block;
}
.box_bottom_div li{
    display: inline-block;
}
.box_bottom_div_y{
    width: 60px;
    height: 30px;
    text-align: center;
    line-height: 30px;
    border-radius: 3px;
}
.box_bottom_div_ul li{
    width: 30px;
    height: 30px;
    text-align: center;
    line-height: 30px;
    border-radius: 3px;
}
.box_bottom_div_ul .current{
    background-color:rgb(212, 209, 209) ;
}