Сайт на дочерней теме WordPress 4.9.5 не реагирует на изменения в style.css

/*
Theme Name: TWS2 Kontent Menedzher
Theme URI: [url]http://kontent-menedzher.ru/[/url]
Description: Theme For kontent-menedzher.ru
Author: Голуб Алексей
Template: twentysixteen
Version: 1.0
*/
 
@import url("../twentysixteen/style.css");
 
.site-branding {
    background: #FFFF00;
}
 
.site-branding h1, .site-branding p {
    background: #FFFF00;
}
 
.site-branding p.site-description {
    color: #000000;
    font-size: 18px;
    font-weight: 900;
}
 
.site-branding a {
    background: #FFFF00;
    font-size: 28px;
    font-weight:900;
    color: #00f !important;
    text-decoration: underline;
}
 
.site-branding a:hover,
.site-branding a:focus {
    background: #000000;
    color: #FFFFFF !important;
    font-size: 30px;
}
 
.site-branding a.custom-logo-link:hover,
.site-branding a.custom-logo-link:focus {
    background: #FFFF00;
}
 
nav#site-navigation a {
    color: #FFFFFF;
    background: #0000CC;
    text-decoration: underline;
}
 
nav#site-navigation a:hover,
nav#site-navigation a:focus {
    background: #FFFFFF;
    color: #0000CC;
    font-weight: 900;
}
 
h2.entry-title {
    background: #000000;
}
 
h2.entry-title a {
    font-size:24px;
    color: #FFFFFF;
    text-decoration: underline;
}
 
h2.entry-title a:hover,
h2.entry-title a:focus {
    font-size: 25px;
    color: #FFFFFF;
}