.istanbul::before {
    content: '';
    display: block;
    position: absolute;
    width: 100%;
    background: url("images/istanbul.jpg");
    background-repeat: no-repeat;
    background-position: center top;
    background-size: 100%;
    min-height: 100%;
}

.select2-container {
    margin-right: 10px;
}

.select2-container .select2-selection {
    width: 100%;
    height: 40px;
    max-width: none;
    padding-top: 0px;
    padding-bottom: 0px;
    padding-left: 10px;
    border-style: solid;
    border-width: 2px;
    border-color: #ececec;
    border-radius: 10px;
    -webkit-transition: all 200ms ease;
    transition: all 200ms ease;
    font-family: Montserrat, sans-serif;
    /*font-size: 1vw;*/
    font-weight: 500;
    display: block;
    margin-bottom: 10px;
    line-height: 1.42857143;
    color: #333333;
    vertical-align: middle;
    background-color: #ffffff;
}

.select2-container .select2-selection .select2-selection__rendered {
    text-align: left;
    padding-top: 3px;
}

.top-menu {
    padding-left: 3vh;
    position: absolute;
    left: 0;
    top: 0;
    right: 0;
    bottom: auto;
    z-index: 40;
    background: white;
}

button[disabled] {
    background-color: #e0e0e0 !important;
}

h4 span {
    font-size: 60%;
}

.text-black {
    color: #000 !important;
}

a {
    color: #333;
}