html,
        body {
            width: 100%;
            height: 100%;
            margin: 0;
            padding: 0;
        }

        /***************导航栏******************************************************************************************************************/
        .header {
            display: flex;
            flex-direction: row;
            justify-content: space-between;
            align-items: center;
            height: 96px;
            position: -webkit-sticky;
            position: fixed;
            top: 0px;
            width: 100%;
           
            -webkit-transition: all 0.2s ease;
            transition: all 0.2s ease;
            background-color: #ffffff;
        }

        .change1 {
            height: 70px;
             z-index:100000;
            background-color: #ffffffec;
           
        }

        .logo1 {
            height: 66px;
            margin-left: 15px;
            margin-right: 15px;
        }

        .logo2 {
            height: 54px;
            padding-left: 15px;
            border-left: solid 1px #bbb;
        }

        .main-drop {
            margin-right: 15px;
            display: flex;
            align-items: center;
            margin-top: 30px;
            -webkit-transition: all 0.2s ease;
            transition: all 0.2s ease;
        }

        .change2 {
            margin-top: 0px;
        }

        #donate {
            margin-right: 15px;
            border: 1px solid #e01e5a;
            color: #e01e5a;
            outline: none;
            background: rgba(255, 255, 255, 0);
            font-size: 1em;
            padding: 6px 5px;
            transition: background ease, color ease;
            display: inline-block;
            margin-left: 6px;
            text-decoration: none;
            text-transform: uppercase;
        }

        #donate:hover {
            background: #e01e5a;
            color: white;
        }

        .dorp {
            position: relative;
            display: inline-block;
            padding: 20px 6px;
            margin: 4px;
            cursor: pointer;
        }

        .dorp_item {
            display: none;
            position: absolute;
            background-color: #f9f9f9;
            min-width: 150px;
            text-align: center;
            margin-top: 20px;
            border-top: solid 2px #e01e5a;
        }

        .dorp_item a {
            text-decoration: none;
            color: black;
        }

        .dorp:hover .dorp_item {
            display: block;
        }

       .main-drop ul li:nth-child(1) {
            position: absolute;
            left: 0;
            top: 0;
        }

        .main-drop ul li:nth-child(2) {
            position: absolute;
            left: 0;
            top: 0;
            display: none;
        }

        .main-drop ul:hover li:nth-child(2) {
            display: block;
        }
        
        /******底部*******************************************************************************************************************************/
       #footer{
            position: relative;
            text-align: center;
            align-items: center;
            bottom: 0px;
            width: 100%;
            
        }
        #module10 {
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;

        }

        #social-footer {
            display: flex;
            flex-direction: row;
            justify-content: center;
            align-items: center;
            padding-top: 50px;
            width: 100%;
        }

        #footer-icon {
            display: flex;
            flex-direction: row;
            justify-content: space-around;
            width: 200px;

        }
     #footer-icon ul li:nth-child(1) {
            position: absolute;
            left: 0;
            top: 0;
        }

       #footer-icon ul li:nth-child(2) {
            position: absolute;
            left: 0;
            top: 0;
            display: none;
        }

        #footer-icon ul:hover li:nth-child(2) {
            display: block;
        }
        #footer-nav-links {
            display: flex;
            flex-direction: row;
            justify-content: space-between;
            width: 30%;
            padding: 10px;
        }

        .floating-link {
            color: #6c6c6c;
            text-transform: uppercase;
            display: block;
            cursor: pointer;
            font-weight: 300;
        }

        #footer-nav-links a {
            text-decoration: none;
        }

        .translation-links {
            display: flex;
            flex-direction: row;
            align-items: center;
        }


        /***************************************************************************************************************************************/
        #module11 {
            background: #f0f0f0;
            text-align: center;
            margin-top: 8px;
            height: 74px;
            width: 100%;
        }