.nav_bar_box{
    width: 100vw;
    height: 100px;
    background-image: linear-gradient(to bottom,#243B55,#141E30);
}
.nav_bar_inner{
    width: 1200px;
    height: 100px;
    margin: auto;
}
.nav_bar_icon{
    width: 262px;
    height: 100px;
    float: left;
    margin-right: 18px;
    position: relative;
}
.logo_icon{
    position: absolute;
    
    top: 28px;
}
.pre_option{
    width: 110px;
    height: 100px;
    text-align: center;
    line-height: 100px;
    font-size: 16px;
    color: white;
    float: left;
    text-decoration: none;
    position: relative;
}
.option_select{
    color: #F5EC3E;
}
.option_select::before{
    content: "";
    position: absolute;
    width: 64px;
    height: 4px;
    top: 96px;
    background: #F5EC3E;
    border-radius: 2px;
    left: 24px;
}
.pre_option:hover{
    color: #F5EC3E;
}