* {
    border: 0;
    margin: 0;
    padding: 0;
    background-color: none;
}

body {
    padding: 10px 0;
}

.example_item {
    width: 100vw;
    height: auto;
    margin: 5px auto;
    display: inline-block;
    text-decoration: none;
    background-color: rgb(245, 245, 245);
}

.example_item :hover {
    /* font-weight: bold; */
}

.round_icon {
    margin-left: 20px;
    float: left;
    background: url(../imgs/round.png) no-repeat;
    width: 108px;
    height: 78px;
    padding: 15px 0;
    line-height: 35px;
    text-align: center;
    color: #FFF;
    font-size: 18px;
}

.svg_img_container {
    margin-left: 0px;
    float: left;
    line-height: 170px;
    background-position: center;
    background-repeat: no-repeat;
    background-size: contain;
    text-align: center;
    color: #2e8509;
    font-size: 24px;
}

.desc {
    float: left;
    margin-left: 20px;
    min-height: 68px;
    max-height: 102px;
    width: calc(100vw - 276px);
    align-items: center;
    line-height: 34px;
    overflow: hidden;
}

.c_span {
    font-size: 1.3em;
    color: #5b5a5a;
}

.example_type {
    padding: 5px 0;
    line-height: 1.5em;
    font-size: 2em;
    color: #5b5a5a;
    text-align: center;
    cursor: pointer;
}

.diff {
    color: red;
    font-size: 1.2em;
}
.example_list {
    display: none;
}