.header .index_item .nav-yi{
    color: #fff;
}
.header .index_item .nav-yi:after {
    transform: scale(1);
    opacity: 1;
    background: #fff;
}

.logo-fff{
    opacity: 1;
}
.logo-color{
    opacity: 0;
}
.nav-yi{
    color: #fff;
}

.search-con{
    border: 1px solid #fff;
}
.language-val{
    color: #fff;
}
.search-btn {
    background: url(../img/search_fff.svg) no-repeat center/cover;
}

.is-scroll .header .index_item .nav-yi{
    color: #C51C1F;
}
.is-scroll .header .index_item .nav-yi:after {
    transform: scale(1);
    opacity: 1;
    background: #C51C1F;
}

.is-scroll .logo-fff{
    opacity: 0;
}
.is-scroll .logo-color{
    opacity: 1;
}

.is-scroll .search-btn {
    background: url(../img/search.svg) no-repeat center/cover;
}



.search-con .text::-webkit-input-placeholder {
    color: #fff;
}

.search-con .text:-moz-placeholder {
    color: #fff;
}

.search-con .text::-moz-placeholder {
    color: #fff;
}

.search_box .text:-ms-input-placeholder {
    color: #fff;
}