.home {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 100vh;
    /* 视口高度 */
    width: 100vw;
    /* 视口宽度 */
}

/* 通用连接去下划线 */
.head a,
.main a,
.tail a {
    /* 移除下划线 */
    text-decoration: none;
    /* 确保链接颜色继承父元素 */
    color: inherit;
}

.head {
    display: flex;
    align-items: center;
    width: 100%;
    height: 60px;
    background-color: #0d6efd;
}

.logo {
    margin-left: 10px;
}

.logo img {
    width: 30px;
    height: 30px;
}

.logo-title {
    margin-left: 5px;
    font-size: 16px;
    color: #fff;
}

.main {
    display: flex;
    justify-content: space-around;
    align-items: center;
    width: 100%;
    height: 100%;
    background-color: #198754;
}

.main-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 55%;
}

.main-title {
    font-size: 24px;
    color: #f9f9f9;
}

.main-tips {
    margin-top: 15px;
    font-size: 24px;
    color: #f9f9f9;
}

.main-cat {
    display: flex;
    flex: 1;
    flex-direction: column;
    justify-content: flex-end;
    align-items: center;
    width: 100%;
    height: 100%;
}

.main-cat img {
    width: 100%;
    height: 100%;
}


.tail {
    display: flex;
    width: 100%;
    height: 60px;
    align-items: center;
    color: #f9f9f9;
    font-size: 14px;
    background-color: #0d6efd;
}

.tail a:hover {
    color: #363636;
}


.tail-item {
    margin-left: 10px;
}

.tail-text {
    margin-left: 10px;
}