body {
    background-color: rgb(249, 249, 249);
}
input::-webkit-input-placeholder {
    -webkit-text-fill-color: rgb(187, 186, 186);
}
input::-moz-input-placeholder {
    -webkit-text-fill-color: rgb(187, 186, 186);
}
input::-ms-input-placeholder {
    -webkit-text-fill-color: rgb(187, 186, 186);
}
.fl {
    float: left;
}
a {
    text-decoration: none;
    color: #333;
    cursor: pointer;
}
video {
    padding-top:0px;
}
.main {
    padding: 10px 0;
    position: relative;
    min-height: 655px;
    clear: both;
}
.first_bg {
    background: none;
}
.second_nav li a {
    height: 45px;
    line-height: 45px;
}
.second_nav li {
    height: 45px;
    line-height: 45px!important;
}
.team_ul li {
    float: left;
    text-align: center;
    width: 25%;
    height: 280px;
    margin-bottom: 20px;
}