.solution_cate_list {
    width: 1200px;
    margin: 0 auto;
}
::-webkit-input-placeholder {
    color: #999;
    font-size: 14px;
}
::-moz-placeholder {
    /* Mozilla Firefox 19+ */
    color: #999;
    font-size: 14px;
}
::-ms-input-placeholder {
    /* Internet Explorer 10+ */
    color: #999;
    font-size: 14px;
}
.solution_cate_list {
    width: 100%;
    background-color: #fff;
}
.solution_cate_list .solution_cate_head {
    height: 50px;
    line-height: 50px;
    padding-left: 30px;
    font-size: 16px;
    font-weight: 400;
    background-color: #fff;
    color: #333;
    margin-bottom: 1px;
    border-bottom: 1px solid #F3F3F3;
}
.solution_cate_list .solution_item {
    height: 50px;
    line-height: 50px;
    padding-left: 30px;
    font-size: 16px;
    cursor: pointer;
    font-weight: 400;
    color: #333;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    border-bottom: 1px solid #F3F3F3;
    position: relative;
}
.solution_cate_list .solution_item span {
    margin-left: 5px;
    font-size: 14px;
}
.solution_cate_list .solution_item:hover {
    box-shadow: 0px 2px 8px 2px rgba(218, 218, 218, 0.5);
}
.solution_cate_list .solution_item.curr_active {
    background-color: #0084FF;
    color: #fff;
}
.solution_cate_list .solution_item.curr_active:hover {
    box-shadow: 0px 4px 6px 1px rgba(199, 195, 195, 0.5);
}

::-webkit-input-placeholder {
    color: #999;
    font-size: 14px;
}
::-moz-placeholder {
    /* Mozilla Firefox 19+ */
    color: #999;
    font-size: 14px;
}
::-ms-input-placeholder {
    /* Internet Explorer 10+ */
    color: #999;
    font-size: 14px;
}
.wrap {
    width: 100%;
    height: 100vh;
    background-color: #F5F5F5;
    overflow: auto;
    padding-top: 130px;
}
.main_wrap {
    margin: 0 auto;
    text-align: center;
    width: 1200px;
    display: flex;
    justify-content: space-between;
}
.main_wrap .solution_cate {
    width: 240px;
    vertical-align: top;
    min-height: 200px;
    margin-bottom: 30px;
    text-align: left;
}
.main_wrap .solution_info {
    width: 930px;
    margin-left: 30px;
    min-height: 752px;
    padding: 0 24px 30px;
    margin-bottom: 30px;
    background-color: #fff;
    text-align: left;
}
.main_wrap .solution_info .solution_head {
    margin-top: 2px;
    width: 100%;
    height: 52px;
    line-height: 52px;
    font-size: 18px;
    font-weight: 400;
    color: #333;
    border-bottom: 1px solid #E0E0E0;
}
.main_wrap .solution_info .solution_head .join-btn {
    float: right;
    cursor: pointer;
    color: #fff;
    line-height: 24px;
    background: #0084FF;
    padding: 5px 10px;
    border-radius: 3px;
    margin: 10px auto;
}
.arg_table {
    width: 95%;
    border-collapse: collapse;
    text-align: center;
    padding: 8px;
    margin:  20px auto;
    border: 1px solid #e0e0e0;
}

.arg_table tr {
    line-height: 40px;
}

.arg_table tr:nth-of-type(odd) {
    background: #F3F3F3;
}