body, ul, p {
    margin: 0;
    padding: 0;
}

ul {
    list-style-type: none;
}

html, body {
    height: 100%;
}

#wrap {
    position: relative;
    width: 100%;
    min-width: 1200px;
    height: 100%;
    overflow: hidden;
}

.main-body {
    position: absolute;
    top: 0;
    width: 100%;
    height: 100%;
}

.main-header {
    width: 100%;
    height: 100px;
}

.logo {
    float: left;
    width: 300px;
    text-align: center;
    line-height: 100px;
    margin-top: 30px;
}

.nav {
    float: right;
    width: 460px;
    height: 100px;
}

.item {
    float: left;
    line-height: 100px;
    color: #fff;
    margin-left: 30px;
    cursor: pointer;
}

.main-content {
    position: relative;
    width: 100%;
    height: 60%;
}

.line {
    position: absolute;
    right: 150px;
    bottom: 140px;
}

.main-footer {
   
    width: 100%;
    height: 300px;
    text-align: center;
    font-size: 14px;
    color: #fff;
}.main-footer .enter{
    margin-top: 0px;
    margin-bottom:30px;
}.main-footer p{
    line-height: 24px;
}