.form_search{
    justify-content:center;
    text-align: center;
    padding: 20px;
    display: flex;
}


.search_txt{
    width:calc(45% - 26px) !important;
    height:16px !important;
    vertical-align:middle;
    padding: 8px 12px !important;
    font-size: 16px !important;
    font-family:arial, sans-serif;
    line-height: 16px !important;
    color: #555 !important;
    background-color: #fff !important;
    background-image: none !important;
    border: 1px solid #ccc !important;
    border-radius: 4px !important;
    -webkit-box-shadow: inset 0 1px 1px rgba(0, 0, 0, .075);
        box-shadow: inset 0 1px 1px rgba(0, 0, 0, .075);
    -webkit-transition: border-color ease-in-out .15s, box-shadow ease-in-out .15s;
        transition: border-color ease-in-out .15s, box-shadow ease-in-out .15s;
}
.search_button{
    vertical-align: middle;
    font-size: 18px;
    font-family: 'Raleway',sans-serif;
    color: #fff;
    font-weight: 500;
    padding: 10px 30px;
    border: none;
    border-radius: 6px;
    transition: transform .5s;
    background-color: #5aa68c;
    cursor: pointer;
    margin-left: 15px;
}
.search_button:hover{
    background-color: #438770;
}

@media only screen and ( max-width: 532px ) {
    .form_search{
        display: block;
    }
    .search_txt{
        width:calc(70% - 26px) !important;
    }
    .search_button{
        margin-right: 15px;
        padding: 7px 20px;
    }
    .button_search{
        margin: 0 auto;
        padding: 0;
        margin-top: 10px;
    }
}
@media only screen and ( max-width: 318px ) {
    .search_txt{
        width:calc(90% - 26px) !important;
    }
    .search_button{
        margin-top: 10px;
    }
}