.difficulty {
    width: 70%;
    padding: 5% 15%;
    margin-top: -20px;
    background-color: #014DFF;
}
.difficulty > .title, .contrast > .title{
    text-align: center;
    /* font-size: 14px; */
}

.difficulty > .title h2{
    /* font-size: 26px; */
    margin-bottom: 10px;
}
.difficulty > .title h3 {
    color: #fff;
}
.difficulty .difficulty-ul {
    display: flex;
    margin-top: 30px;
}

.difficulty .difficulty-ul li {
    width: 25%;
    margin: 2% 0 1% 0; 
    text-align: center;
    color: #fff;
}
.difficulty li:nth-of-type(4n) {
    margin-right: 0;
}
.difficulty .difficulty-ul li .difficulty-item {
    width: 100px;
    height: 100px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #0523E4;
}

.difficulty li div .difficulty-icon {
    width: 200px;
    height: 150px;
    overflow: hidden;
    position: relative;
    transform: scale(0.7);
}
.difficulty li div .difficulty-icon img {
    position: absolute;
    left: 0;
    top: 0;
}
.difficulty .difficulty-ul li p {
    margin-top: 20px;
    line-height: 20px;
    font-size: 12px;
}
.difficulty .difficulty-ul li:nth-of-type(1) img {
    left: 14px; 
    top: 40px;
}
.difficulty .difficulty-ul li:nth-of-type(2) img {
    left: -150px; 
    top: 40px;
}
.difficulty .difficulty-ul li:nth-of-type(3) img {
    left: -310px; 
    top: 40px;
}
.difficulty .difficulty-ul li:nth-of-type(4) img {
    left: -452px; 
    top: 40px;
}
.difficulty .difficulty-ul li:nth-of-type(5) img {
    left: -605px; 
    top: 40px;
}
.difficulty .difficulty-ul li:nth-of-type(6) img {
    left: 5px; 
    top: -94px;
}
.difficulty .difficulty-ul li:nth-of-type(7) img {
    left: -145px; 
    top: -94px;
}
.difficulty .difficulty-ul li:nth-of-type(8) img {
    left: -310px; 
    top: -90px;
}
.difficulty .difficulty-ul li:nth-of-type(9) img {
    left: -462px; 
    top: -90px;
}

.contrast {
    width: 80%;
    padding: 5% 10%;
}
.contrast .content-box {
    margin-top: 4%;
}
.contrast .content-box ul {
    /* display: flex; */
    width: 70%;
    margin: 0 auto;
}
.contrast .content-box li {
    display: flex;
    justify-content: space-between;
    line-height: 50px;
    border: 1px solid #E7E7E7;
    /* border-top: none; */
}
.contrast .content-box li:nth-of-type(2n) {
    background-color: #F0F4F8;
}
.contrast .content-box li p {
    width: 33.3%;
    text-align: center;
}
.contrast .content-box li p img {
    vertical-align: middle;
}

@media (min-width: 1600px){
    .difficulty .difficulty-ul li p {
        font-size: 14px;
    }
    
}