* {
    margin: 0;
    padding: 0;
}

a {
    text-decoration: none;
}

li {
    list-style: none;
}


/* Í·²¿ */
.header {
    background-color: #0C5DC8;
}

.header_top {
    width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 25px 0;
}

.header_right {
    display: flex;
    align-items: center;
}

.header_right ul li {
    display: inline-block;
    padding: 0 20px;
    font-size: 13px;
    position: relative;
}

.header_right ul li::before {
    content: '';
    width: 1px;
    height: 14px;
    background-color: rgba(255, 255, 255, 0.7);
    position: absolute;
    top: 2px;
    right: -2px;
}

.header_right ul li:last-child::before {
    content: none;
}

.header_right ul li a {
    color: rgba(255, 255, 255, 0.7);
    transition: all 0.5s;
}

.header_right ul li a:hover{
    color: #fff;
}

.form {
    display: flex;
    align-items: center;
}

.form .ssk {
    width: 195px;
    height: 32px;
    line-height: 32px;
    background-color: #0A4FAC;
    border: none;
    outline: none;
    padding-left: 10px;
    color: rgba(255, 255, 255, 0.7);
}

.form .ssk::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.form .search {
    margin-left: -26px;
}


/* µ¼º½ */
nav {
    background-color: #0A4FAC;
}

.nav {
    width: 1200px;
    margin: 0 auto;
    height: 52px;
    line-height: 52px;
    position: relative;
    z-index: 1;
    display: flex;
    justify-content: space-between;
}

.nav a {
    color: #fff;
}

.nav .nLi {
    position: relative;
    padding: 0 38px;
    transition: all 0.5s;
}

.nav .nLi:hover {
    background-color: #0C5DC8;
}

.nav .nLi h3 {
    float: left;
    font-size: 17px;
    font-weight: 400;
}

.nav .sub {
    display: none;
    width: 100%;
    left: 0;
    top: 52px;
    position: absolute;
    background: #0A4FAC;
    line-height: 26px;
}

.nav .sub li {
    zoom: 1;
    text-align: center;
}

.nav .sub a {
    display: block;
    padding: 10px;
    transition: all 0.5s;
}

.nav .sub a:hover {
    background: #0C5DC8;
    color: #fff;
}