/*.middle_box,
.header_img,
.equipment ,
.titles{
    min-width: 1200px;
    width: 100%;
    height: 580px;
    overflow: hidden;
}*/




.head_text {
    background: #333333;
    font-size: 16px;
    width: 72%;
    margin: 0 auto;
    padding: 0 14%;
}

.head_box {
    min-width: 1200px !important;
}

.navigation_bar {
    float: left;
    background-color: rgba(0,181,236,0.2);
    display: flex;
    justify-content: space-between;
    width: 80%;
    padding: 0 10%;
}

.navigation_logo {
    float: left;
    width: 30%;
}

.navigation {
    display: flex;
    list-style: none;
    line-height: 80px;
    font-size: 16px;
    color: #fff;
    position: relative;
    justify-content: space-around;
}

.navigation_fa {
    float: left;
    width: 65%;
}

.navigation_li {
    transition: all 0.25s linear;
    padding :0 20px;    
    color: #fff;
    font-size: 16px;
}
  .nav_li_c{
        color: #fff;
    font-size: 16px;
    padding: 0 22.5px;
    background-color: #fc8f00;
    transition: all 0.25s linear;
    }
   
@media (max-width: 1440px) {
   .nav_li_c{
   
    font-size: 14px;
    padding: 0 10px;
   }
.navigation_li {
   
    font-size: 14px;
    padding: 0 10px;
}
.logo {
    height: 50px;
    padding: 15px 0;
}
}

.navigation>li:hover {
    color: #fff;
    font-size: 16px;
    padding :0 22.5px;
    background-color:#fc8f00;
    transition: all 0.25s linear;
}

.links {
    padding: 40px 0 10px 0;
    font-size: 16px;
    margin-left: calc(50% - 600px);
    color: #fff;
    border-bottom: 1px dotted #fff;
}

    .links a {
        color: #fff;
        display: inline-block;
    }

     .links a:after{
         content: '';
        display: block;
        height: 2px;
        width: 0;
        background: transparent;
        transition: width .3s ease, background-color .3s ease;
     }  
      .links a:hover:after{
          width: 100%;
        background: white;
      }

.bottom {
    background: #00b5ec;
    margin-top: 40px;
}

.bottom_navigation {
    display: flex;
    min-width: 1200px;
    padding: 10px calc(50% - 600px);
    color: #fff;
    background: #414141;
    font-size: 16px;
}

    .bottom_navigation > div {
        padding-right: 30px;
    }


.bottom_list {
    display: flex;
    color: #fff;
    margin-top: 40px;
}

    .bottom_list > li {
    transition: all 0.25s linear;
    padding :0 22.5px;    
    color: #fff;
    font-size: 16px;
    }

    .bottom_list a {
        font-size: 16px;
        color: #fff;
    }

        .bottom_list a:after {
            content: '';
            display: block;
            height: 2px;
            width: 0;
            background: transparent;
            transition: width .3s ease, background-color .3s ease;
        }

        .bottom_list a:hover:after {
            width: 100%;
            background: white;
        }

.bottom_con {
    padding: 30px 0;
    width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
}

.number {
    margin-top: 5px;
    color: #fff;
}

.phone_img > img {
    width: 30px;
}

.phone_img {
    padding-top: 32px;
}