.portal-recommended {
    position: relative;
    width: 100%;
    height: 826px;
}

.portal-recommended-img {
    position: absolute;
    top: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -1;
}

.portal-recommended-box {
    width: 1200px;
    display: flex;
    align-items: center;
    gap: 24px;
}

.recommended-box-item {
    width: 384px;
    height: 240px;
    position: relative;
    padding: 28px 32px;
}

.recommended-box-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -1;
}

.recommended-box-title {
    font-size: 26px;
    font-weight: 700;
    color: #ffffff;
    line-height: 40px;
    letter-spacing: 0.08px;
}

.recommended-box-content {
    margin-top: 4px;
    font-size: 16px;
    font-family: Microsoft YaHei UI, Microsoft YaHei UI-400;
    font-weight: 400;
    color: #ffffff;
    line-height: 28px;
    letter-spacing: 0.08px;
}

/* btn变大跟改变颜色的css */
.recommended-btn {
    margin-top: 20px;
    width: 56px;
    height: 40px;
    background: transparent;
    border: 1px solid #ffffff;
    border-radius: 21px;
    transition: all 0.15s linear;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    cursor: pointer;
}

.recommended-btn-img {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    filter: brightness(100);
}

.recommended-btn-info {
    transition: all 0.15s linear;
    transform: scaleX(0);
    opacity: 0;
}

.recommended-box-item:hover .recommended-btn-info {
    transform: scaleX(1);
    opacity: 1;
    color: #786DF2;
}

.recommended-box-item:hover .recommended-btn {
    width: 120px;
    background: #ffffff;
}

.recommended-box-item:hover .recommended-btn-img {
    position: relative;
    left: 0;
    top: 0;
    transform: translate(0);
    filter: none;
    margin-left: 6.78px;
}

/* btn变大跟改变颜色的css */



/* swipper */
.portal-recommended-swipper {
    width: 1200px;
    height: 300px;
    margin-top: 24px;
}