.header-search {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    position: absolute;
    z-index: 0;
    background: none;
}

.js .header-search {
    position: fixed;
    z-index: 0;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
}

.js .header-search::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
}

.btn-search-close {
    font-size: 2.5em;
    position: absolute;
    top: 1.25em;
    right: 1.25em;
    display: none;
    background: none;
    border: none;
    padding: 0;
    line-height: 1;
    color: #fff;
}

.search-wrap {
    text-align: right;
    padding: 40px 0 40px 20px;
    display: inline-block;
}

.search-wrap button.btn {
    padding: 0;
    background: none;
    font-size: 18px;
    border: none;
    line-height: 23px;
    color: #fff;
}

.search-wrap button.btn.focus,
.search-wrap button.btn:focus,
.search-wrap button.btn:hover {
    color: #ffc600;
    outline: none;
}

.js .btn-search-close {
    display: block;
}

.search_form {
    position: relative;
    margin: 5em 0 2em;
    width: 850px;
    max-width: 95%;
}

.search_form-inner {
    position: relative;
    z-index: 10;
    overflow: hidden;
}

.js .search_form-inner::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0%;
    width: 100%;
    max-width: 100%;
    height: 105%;
    background: #ffc600;
}

body form.search_form input.search_input {
    font-family: inherit;
    font-size: 40px;
    line-height: 1;
    display: inline-block;
    box-sizing: border-box;
    width: 100%;
    max-width: 100%;
    padding: 30px;
    text-align: center;
    color: #000;
    border: none;
    background: #fff;
    height: auto;
    opacity: 0;
}

.search_input::-webkit-input-placeholder,
.js .search-open .search_input:focus::-webkit-input-placeholder {
    color: #000;
}

.search_input::-moz-placeholder,
.js .search-open .search_input:focus::-moz-placeholder {
    opacity: 1;
    color: #000;
}

.search_input:-ms-input-placeholder,
.js .search-open .search_input:focus:-ms-input-placeholder {
    color: #000;
}

.search_input::-webkit-search-cancel-button,
.search_input::-webkit-search-decoration {
    -webkit-appearance: none;
}

.search_input::-ms-clear {
    display: none;
}

.search_info {
    font-size: 18px;
    font-weight: bold;
    position: relative;
    z-index: 9;
    display: inline-block;
    padding: 0 0;
    color: #ffc600;
        margin: 20px 0 0;
}

.js .site-wrapper {
    position: relative;
    -webkit-transition: 0.4s ease all;
    -o-transition: 0.4s ease all;
    -moz-transition: 0.4s ease all;
    transition: 0.4s ease all;
    z-index: 100;
}

.js .main-wrap-move {
    opacity: 1;
    transform: scale3d(1);
}

.js .main-wrap-move .btn-search {
    pointer-events: none;
    opacity: 0;
}

.js .header-search {
    pointer-events: none;
    opacity: 0;
}

.js .search-open {
    pointer-events: auto;
    z-index: 1000;
    opacity: 1;
}

.js .header-search.search-open {
    background: #000;
}

.js .header-search::before {
    opacity: 0;
    transition: opacity 0.4s;
}

.js .search-open::before {
    opacity: 1;
}

.btn-search-close {
    opacity: 0;
    transition: opacity 0.4s;
}

.btn-search-close:hover {
    color: #ffc600;
    background: none;
}

.search-open .btn-search-close {
    opacity: 1;
}

.search_info {
    opacity: 0;
    transform: translate3d(0, -50px, 0);
    transition: opacity 0.4s, transform 0.4s;
}

.search-open .search_info {
    opacity: 1;
    transform: translate3d(0, 0, 0);
    transition-delay: 0.4s;
    transition-timing-function: ease-out;
}

.js .search_form-inner::after {
    opacity: 0;
    transform-origin: 50% 0;
}

.js .search-open .search_form-inner::after {
    animation: scaleUpDown 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes scaleUpDown {
    0% {
        opacity: 1;
        transform: scale3d(1, 0, 1);
    }
    50% {
        transform: scale3d(1, 1, 1);
        transform-origin: 50% 0;
        transition-timing-function: ease-out;
    }
    50.1% {
        transform-origin: 50% 100%;
        transition-timing-function: ease-out;
    }
    100% {
        opacity: 1;
        transform: scale3d(1, 0, 1);
        transform-origin: 50% 100%;
        transition-timing-function: ease-out;
    }
}

.js .search_form-inner {
    transform: translate3d(0, -50px, 0);
    transition: transform 0.4s;
}

.js .search-open .search_form-inner {
    transform: translate3d(0, 0, 0);
    transition: none;
}

.js .search_input {
    opacity: 0;
    transition: opacity 0.4s;
}

.js .search-open .search_input {
    opacity: 1;
    transition: opacity 0s 0.4s;
}

.search-open button.btn-search-close {
    background: none;
    border: none;
    font-size: 30px;
    color: #fff;
}

.search-open button.btn-search-close:hover {
    color: #ffc600;
}

@media screen and (max-width:40em) {
    .btn-search-close {
        font-size: 24px;
    }
    .search_form {
        margin: 2em 0;
    }
    .search_input,
    .js .search_form-inner::after {
        width: 100%;
        left: 0;
    }
}