.system-requirement {
    background: #1d1d1d;
    background-color: #1d1d1d;
    color: #fff;
    padding: 4% 30px;
}

.system-requirement>.row {
    max-width: 1450px;
    margin: 0 auto;
    display: flex;
    align-items: flex-start;
}

.system-requirement>.row>.col-xl-6 {
    max-width: 47%;
    margin-right: 3%;
}

.system-requirement .box-space-right {
    padding-left: 12%;
}

.system-requirement .support-title h1,
.system-requirement .product-documentation h1 {
    font-size: 32px;
    font-weight: bold;
    margin: 35px 0 15px;
    color: inherit;
}

.system-requirement #scroll-builds h1 {
    margin-bottom: 0;
}

.system-requirement h3 {
    font-size: 24px;
    font-weight: bold;
    cursor: pointer;
    margin: 0;
    padding: 10px 0;
    display: inline-flex;
    align-items: center;
    color: #fff;
}

.system-requirement h3:before {
    content: "+";
    color: #fff;
    font-size: 16px;
    font-weight: bold;
    width: 24px;
    height: 24px;
    line-height: 24px;
    background-color: #1d1d1d;
    display: inline-block;
    margin-right: 20px;
    text-align: center;
}

.system-requirement .builds a p:before {
    content: "+";
    color: #fff;
    font-size: 16px;
    font-weight: bold;
    width: 24px;
    height: 24px;
    line-height: 24px;
    background-color: #1d1d1d;
    display: inline-block;
    margin-right: 20px;
    text-align: center;
}

.system-requirement .builds .active a p:before {
    content: "-";
}

.system-requirement .active h3:before {
    content: "-";
    line-height: 24px;
}

.system-requirement h3:hover:before {
    background-color: #2d2d2d;
}

.system-requirement .border-bottom-3e3e3e {
    border-bottom: 1px solid #3e3e3e;
    padding: 16px 0;
}

.system-requirement ul {
    margin-bottom: 0;
    padding: 0;
}

.system-requirement a {
    display: block;
    color: #07a5d8;
    font-size: 16px;
    line-height: 1.6;
}

.system-requirement a.changelog {
    margin-top: 15px;
}

.system-requirement .support-title a {
    display: inline-block;
}

.system-requirement p,
.system-requirement li {
    font-family: Microsoft YaHei;
    font-size: 16px;
    font-weight: normal;
    color: #fff;
    margin-bottom: 0;
    max-width: 90%;
}

.accordion .accordion-navigation>.content {
    display: none;
}

.accordion .accordion-navigation>.content.active {
    display: block;
}

@media screen and (max-width: 1023px) {
    .system-requirement>.row {
        flex-direction: column;
    }

    .system-requirement>.row>.col-xl-6 {
        max-width: 100%;
        width: 100%;
        margin-right: 0;
    }

    .system-requirement .box-space-right {
        padding-left: 0;
    }
}

@media screen and (max-width: 767px) {
    .system-requirement {
        padding: 20px 10px;
    }

    .system-requirement .support-title h1,
    .system-requirement .product-documentation h1 {
        font-size: 26px;
    }

    .system-requirement p,
    .system-requirement li {
        max-width: 100%;
        font-size: 14px;
    }

    .system-requirement a {
        font-size: 14px;
    }

    .system-requirement h3 {
        font-size: 20px;
    }
}