/**组件样式*/
.ej_list ul li a {
    display: flex;
    justify-content: flex-start;
    padding: 0.15rem 0;
    align-items: center;}
.letter {
    /* padding: 40px 0; */
    overflow: hidden;
    /* border-bottom: 1px solid #cccccc; */
    padding: 0.1rem 0.2rem;}
.letter p {
    padding-top: 9px;
    font-size: 26px;
    color: #4c4c4c;}
.research_trends2{
    padding: 0;}
.research_trends2 li{
    width: 110px;
    float: left;
    margin-left: 81px;}
.research_trends2 ul {
    margin-top: 7px;
    overflow: hidden;
    margin-left: -80px;
    border-bottom: 1px solid #cccccc;
    padding-bottom: 0px;}
.research_trends2 ul a{
   
 
    font-size: 16px;
    color: #4c4c4c;
    line-height: 45px;}
.research_trends2 ul img{
    position: relative;
    top:-2px;}
.research_trends2 li:hover a{
    font-weight: bold;
    color: #5aaa55;}