我遇到以下问题。我使用wordpress为我的新网站，但我有一个问题与我的横幅picutre。图片是150x1020，但由于某种原因，它仍然非常小，不会填写网站的全宽。我已经尝试在css编辑器中添加css但直到现在都没有结果。我在wordpress上使用Vantage主题。 enter image description here。有人可以帮我解决这个问题吗？
<?php
/**
* Part Name: Default Masthead
*/
?>
<header id="masthead" class="site-header" role="banner">
<div class="hgroup full-container <?php if ( is_active_sidebar( 'sidebar-masthead' ) ) echo 'masthead-sidebar' ?>">
<?php if ( !is_active_sidebar( 'sidebar-masthead' ) ) : ?>
<a href="<?php echo esc_url( home_url( '/' ) ); ?>" title="<?php echo esc_attr( get_bloginfo( 'name', 'display' ) ); ?>" rel="home" class="logo"><?php vantage_display_logo(); ?></a>
<?php if ( is_active_sidebar( 'sidebar-header' ) ) : ?>
<div id="header-sidebar" <?php if ( siteorigin_setting( 'logo_no_widget_overlay' ) ) echo 'class="no-logo-overlay"' ?>>
<?php
// Display the header area sidebar, and tell mobile navigation that we can use menus in here
add_filter( 'siteorigin_mobilenav_is_valid', '__return_true' );
dynamic_sidebar( 'sidebar-header' );
remove_filter( 'siteorigin_mobilenav_is_valid', '__return_true' );
?>
</div>
<?php else : ?>
<div class="support-text">
<?php do_action( 'vantage_support_text' ); ?>
</div>
<?php endif; ?>
<?php else : ?>
<?php if ( is_active_sidebar( 'sidebar-masthead' ) ) : ?>
<div id="masthead-widgets" class="full-container">
<?php dynamic_sidebar( 'sidebar-masthead' ); ?>
</div>
<?php endif; ?>
<?php endif; ?>
</div><!-- .hgroup.full-container -->
<?php get_template_part( 'parts/menu', apply_filters( 'vantage_menu_type', siteorigin_setting( 'layout_menu' ) ) ); ?>
</header><!-- #masthead .site-header -->#page-wrapper {
padding-top: 20px;
-ms-box-sizing: border-box;
-moz-box-sizing: border-box;
-webkit-box-sizing: border-box;
box-sizing: border-box;
width: 1080px;
margin: 0 auto;
}
.layout-full #page-wrapper {
width: 100%;
margin: 0;
padding: 0;
overflow: hidden;
}
.layout-full #page-wrapper .full-container {
max-width: 1080px;
margin-left: auto;
margin-right: auto;
position: relative;
}
@media (max-width: 1080px) {
.responsive.layout-boxed #page-wrapper {
margin: 0;
padding: 0;
}
.responsive.layout-boxed #colophon {
margin-bottom: 0;
}
}
#masthead {
background: #fcfcfc;
padding: 0 35px 0 35px;
-ms-box-sizing: border-box;
-moz-box-sizing: border-box;
-webkit-box-sizing: border-box;
box-sizing: border-box;
zoom: 1;
}
#masthead:before {
content: '';
display: block;
}
#masthead:after {
content: '';
display: table;
clear: both;
}
#masthead h1 {
font-family: "Helvetica Neue", Helvetica, Arial, "Lucida Grande", sans-serif;
}
#masthead h1.logo-title {
display: inline-block;
margin-left: 20px;
}
#masthead .hgroup {
zoom: 1;
position: relative;
padding-top: 45px;
padding-bottom: 45px;
}
#masthead .hgroup:before {
content: '';
display: block;
}
#masthead .hgroup:after {
content: '';
display: table;
clear: both;
}
#masthead .hgroup a {
text-decoration: none;
}
#masthead .hgroup h1 {
color: #666666;
font-weight: 100;
font-size: 36px;
line-height: 1em;
}
#masthead .hgroup .logo {
display: block;
float: left;
max-width: 100%;
}
#masthead .hgroup .logo img {
vertical-align: bottom;
}
#masthead .hgroup .support-text {
line-height: 1.2em;
position: absolute;
right: 0;
top: 50%;
margin-top: -0.6em;
color: #4b4b4b;
font-style: italic;
max-width: 50%;
}
#masthead .hgroup #header-sidebar {
padding-top: 15px;
padding-bottom: 15px;
height: 100%;
position: absolute;
right: 0;
top: 0;
-ms-box-sizing: border-box;
-moz-box-sizing: border-box;
-webkit-box-sizing: border-box;
box-sizing: border-box;
/* Center align layout. Based on old CSS3 spec, so update when new spec is available and supported */
-ms-flex-pack: center;
-ms-flex-align: center;
display: -ms-flexbox;
-moz-box-pack: center;
-moz-box-align: center;
display: -moz-box;
-webkit-box-pack: center;
-webkit-box-align: center;
display: -webkit-box;
display: box;
box-pack: center;
box-align: center;
}
#masthead .hgroup #header-sidebar aside.widget {
margin-bottom: 0;
float: left;
position: relative;
margin-right: 25px;
}
#masthead .hgroup #header-sidebar aside.widget:last-child {
margin-right: 0;
}
#masthead .hgroup #header-sidebar .widget-title {
font-weight: bold;
margin-bottom: 5px;
}
#masthead.masthead-logo-in-menu .main-navigation {
zoom: 1;
}
#masthead.masthead-logo-in-menu .main-navigation:before {
content: '';
display: block;
}
#masthead.masthead-logo-in-menu .main-navigation:after {
content: '';
display: table;
clear: both;
}
#masthead.masthead-logo-in-menu .logo {
float: left;
padding: 10px 0;
margin-right: 15px;
}
#masthead.masthead-logo-in-menu .logo > * {
display: block;
}
#masthead.masthead-logo-in-menu .logo > img {
max-height: 33px;
width: auto;
height: auto;
max-width: 100%;
}
#masthead.masthead-logo-in-menu .logo > img.logo-no-height-constrain {
max-height: none;
}
#masthead.masthead-logo-in-menu .logo > h1 {
font-size: 20px;
font-weight: 100;
padding: 7px 15px;
}
.layout-boxed #masthead.masthead-logo-in-menu img.logo {
margin-left: 25px;
}
答案 0 :(得分：0)
对于那个主题，你需要这个。
print()