body {
	        margin:0;
        }

        .navbar-dark .navbar-nav .nav-link {
            color: white;
            cursor: pointer;
	        text-decoration:none;
        }

        .nav-top {
	        line-height:40px;
	        background-color: #C4C4C4;
        }

        .website_title{
            font-family: Roboto;
            font-style: normal;
            font-weight: normal;
            font-size: 30px;
            color: #000000;
        }

        .navbar-nav > li{
	        float: none;
	        display: inline-block;
	        width: 170px;
            margin: 0 auto;
            text-align: center;
        }

        .navbar-nav > li a{
            font-size: 20px;
        }

        .main-page {
            margin-top: 200px;
        }

        .page-title {
            font-family: Roboto;
            font-style: normal;
            font-weight: bold;
            font-size: 36px;
            color: #000000;
        }

        form {
            margin-top: 70px;
        }

        .flex {
            display: flex;
            flex-direction: row;
            flex-wrap: wrap;
            justify-content: center;
        }

        .flex span {
            font-family: Roboto;
            font-style: normal;
            font-weight: normal;
            font-size: 18px;
            margin-left: 20px;
            color: #000000;
        }

        .duration {
            background: #FFFFFF;
            border: 1px solid #000000;
            box-sizing: border-box;
            border-radius: 5px;
            width: 110px;
            height: 40px;
            font-size: 20px;
            margin-left: 15px;
            text-align: center;
        }

        .from select, .to select {
            width: 65px;
            height: 35px;
            margin-left: 5px;
        }

        .to {
          margin-left: 2px;
          margin-top: 10px;
        }


        .tank1,.tank2,.tem {
          height: 400px;
          border: 2px solid #E5E5E5;
          border-radius: 5px;
          margin-top:35px;
        }

        .rh {
            height: 250px;
            border: 2px solid #E5E5E5;
            border-radius: 5px;
            margin-top:35px;
        }

        .item-title {
          display: inline-block;
          margin-top: 20px;
          margin-left: 20px;
          font-family: Roboto;
          font-style: normal;
          font-weight: bold;
          font-size: 24px;
          color: #000000;
        }

        .set-schedule {
            width: 200px;
            height: 45px;
            background: #008CBA;
            border: 1px solid #CFCFCF;
            box-sizing: border-box;
            color: #FFFFFF;
            border-radius: 5px;
            font-size: 17px;
        }



        .delete {
            background: #E43030;
            border: 1px solid #CFCFCF;
            box-sizing: border-box;
            border-radius: 5px;
            margin-left: 5px;
            width: 65px;
            height: 33px;
            font-size: 16px;
            text-align: center;
            line-height: 16px;
            color: #FFFFFF;
        }

        .add {
            background: #008CBA;
            border: 1px solid #CFCFCF;
            box-sizing: border-box;
            border-radius: 5px;
            margin-top: 10px;
            margin-left: 84px;;
            width: 65px;
            height: 33px;
            font-size: 16px;
            text-align: center;
            line-height: 16px;
            color: #FFFFFF;
        }

        .page-bottom {
            margin-top: 100px;
        }

        .form-control {
            background: #008CBA;
            border: 1px solid #CFCFCF;
            box-sizing: border-box;
            border-radius: 5px;
            width: 120px;
            height: 58px;
            text-align: center;
            line-height: 50px;
            color: #FFFFFF;
            display: inline-block;
        }

        @media(max-width:373px){
            .card {
                margin-right: 0px;
            }
        }

        @media(max-width:577px){

        }

        @media(min-width:576px){


        }
         @media(min-width:768px){
            .navbar-nav > li {
                 margin-left: 0px;
            }
            .navbar-nav .li-block {
                display:none;
            }
         }

         @media(min-width:991px){
            .navbar-nav > li {
                 margin-left: 20px;
            }
            .navbar-nav .li-block {
                display:none;
            }
            .page-bottom input:last-child {
                margin-left: 100px;
             }
         }

         @media(min-width:1200px){
            .navbar-nav > li {
                 margin-left: 50px;
            }
            .navbar-nav .li-block {
                display: inline-block;
                width: 100px;
            }
            .set-schedule {
              margin-left:0px;
            }
            .page-bottom input:last-child {
                margin-left: 100px;
            }

         }

         @media(min-width:1400px){
            .navbar-nav .li-block {
                display: inline-block;
                width: 250px;
            }
            .set-schedule {
              margin-left:10px;
            }
            .page-bottom input:last-child {
                margin-left: 100px;
            }


         }


         @media(min-width:1689px) {
            .navbar-nav > li {
                 margin-left: 50px;
            }
            .navbar-nav .li-block {
                display: inline-block;
                width: 580px;
            }
            .set-schedule {
              margin-left: 130px;
            }
            .page-bottom input:last-child {
                margin-left: 100px;
            }

         }