/*通用样式*/
* {
    margin: 0;
    padding: 0;
}

ul {
    list-style: none;
}

a {
    text-decoration: none;
}

html,
body {
    width: 100%;
    height: 100%;
}

/*顶部样式*/
.top {
    display: flex;
    justify-content: space-around;
    width: 100%;
    height: 50px;
    position: fixed;
    top: 0;
    left: 0px;
    background: #4890f0;
}

.company_name {
    position: absolute;
    top: 0;
    left: 0;
    width: 170px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    color: #fff;
    background: #4789e2;
}

.company_name span {
    font-size: 20px;
    font-weight: bold;
    color: #fff;
    margin-right: 5px;
}

.company_logo {
    width: 100%;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    box-sizing: border-box;
    padding-left: 200px;
    padding-right: 20px;
    font-size: 14px;
    color: #fff;
}


/*单层导航航样式*/
.side {
    width: 135px;
    height: 100%;
    position: fixed;
    top: 50px;
    left: 0;
    background: #191c2c;
    box-sizing: border-box;
    padding: 0 10px;
}

.side_ul {
    width: 100%;
    height: 100%;
}

.nav {
    width: 100%;
    height: 45px;
    display: flex;
    align-items: center;
}

.nav div:nth-child(1) {
    width: 100px;
    height: 100%;
    display: flex;
    align-items: center;
   box-sizing: border-box;
   padding-left: 20px;
}

.nav div:nth-child(1) a {
    color: #1596d6;
    font-size: 12px;
}

.nav div:nth-child(1) a:hover {
    color: red;
}

.nav div:nth-child(2) {
    width: 15px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: flex-end;
}

.nav div:nth-child(2) img {
    width: 14px;
    height: 14px;
}

/*单层导航航样式*/

/*多层导航航样式*/
.next_nav {
    width: 100%;
    height: auto;
    margin: 0;
    box-sizing: border-box;
    padding-left: 20px;
    color: #fff;
    display: none;
}

.more_nav .line_box {
    width: 100%;
    height: 45px;
    display: flex;
    align-items: center;
}

.more_nav .line_box div:nth-child(1) {
    width: 100px;
    height: 100%;
    display: flex;
    align-items: center;
    box-sizing: border-box;
    padding-left: 20px;
}

.more_nav .line_box div:nth-child(1) span {
    color: #1596d6;
    font-size: 12px;
    cursor: pointer;
}

.more_nav .line_box div:nth-child(1) span:hover {
    color: red;
}

.more_nav .line_box div:nth-child(2) {
    width: 15px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: flex-end;
}

.more_nav .line_box div:nth-child(2) img {
    width: 14px;
    height: 14px;
}

.next_nav {
    width: 100%;
    box-sizing: border-box;
    padding-left: 30px;
}

.next_nav li {
    width: 100%;
    height: 30px;
}

.next_nav li a {
    display: inline-block;
    width: 100%;
    height: 30px;
    line-height: 30px;
    color: #1596d6;
    font-size: 12px;
    text-decoration: none;
}

.next_nav li a:hover {
    color: red;
}

/*多层导航航样式*/

/* iframe中间区域 */
.content {
    min-width: 1100px;
    height: 100%;
    box-sizing: border-box;
    padding-top: 50px;
    padding-left: 170px;
}

.content iframe {
    width: 100%;
    height: 100%;
}