menu - 如何阻止菜单在不同缩放级别上分成不同的行？

Question

这可能真的很复杂，但我敢打赌这很容易解决。我正在 Wordpress 上起草一个网站，当在 Chrome 中以 90% 的缩放级别查看页面时菜单会中断（它在所有其他缩放级别上都显示良好）。所有其他缩放级别都可以很好地显示菜单，并在移动设备上显示不同的菜单。

任何人都可以帮忙吗？

这是网页的链接

这是导航代码：

# Navigation
--------------------------------------------------------------*/
/* Small menu. */
.menu-toggle {
  display: block;
  float: right;
  margin-right: 5px;
  margin-bottom: 1.65em;
}

.menu-toggle.toggled-on {
  background: #235380;
  border-color: #235380;
  color: #FFF;
}

.main-navigation {
  clear: both;
  display: block;
  position: absolute;
  top: 1.65em;
  right: 10px;
  width: auto;
  z-index: 3;
}

.main-navigation ul {
  list-style: none;
  margin: 0;
  padding-left: 0;
}

.main-navigation > div {
  display: none;
}

.main-navigation > div.toggled-on {
  display: block;
}

.main-navigation > div > ul {
  list-style: none;
  margin: 0;
  padding-left: 0;
  background: #FFF;
  border: 1px solid #235380;
  -webkit-border-top-left-radius: 0.5em;
  -moz-border-top-left-radius: 0.5em;
  border-top-left-radius: 0.5em;
  -webkit-border-top-right-radius: 0.5em;
  -moz-border-top-right-radius: 0.5em;
  border-top-right-radius: 0.5em;
  overflow: hidden;
  overflow: inherit;
}

.main-navigation > div > ul li {
  position: relative;
  position: relative;
}

.main-navigation > div > ul li:before {
  content: "";
  position: absolute;
  border-bottom: 1px solid #235380;
  bottom: 0;
  height: 0;
  left: 0;
  width: 100%;
}

.main-navigation > div > ul li:hover span,
.main-navigation > div > ul li.focus span {
  color: #ffffff;
}

.main-navigation > div > ul li:hover > ul,
.main-navigation > div > ul li.focus > ul {
  left: auto;
}

.main-navigation .sub-menu,
.main-navigation .children {
  position: relative;
  display: none;
}

.main-navigation .sub-menu:before,
.main-navigation .children:before {
  content: "";
  position: absolute;
  border-top: 1px solid #235380;
    
  height: 0;
  top: 0;
  left: 0;
  width: 100%;
}

.main-navigation .sub-menu a:before,
.main-navigation .children a:before {
  content: "\26AC\00a0\00a0";
  color: #ffffff;
  display: inline-block;
  font-weight: 100;
}

.main-navigation .sub-menu:before,
.main-navigation .children:before {
  top: -1px;
}

.main-navigation .sub-menu.toggled-on,
.main-navigation .children.toggled-on {
  display: block;
}

.main-navigation .sub-menu ul,
.main-navigation .children ul {
  position: relative;
}

.main-navigation .sub-menu ul:before,
.main-navigation .children ul:before {
  content: "";
  position: absolute;
  border-top: 1px solid #cfccc7;
  height: 0;
  top: 0;
  left: 0;
  width: 100%;
}

.main-navigation .sub-menu ul:before,
.main-navigation .children ul:before {
  top: -1px;
}

.main-navigation .sub-menu li,
.main-navigation .children li {
  position: relative;
  position: relative;
}

.main-navigation .sub-menu li:before,
.main-navigation .children li:before {
  content: "";
  position: absolute;
  border-bottom: 1px solid #cfccc7;
  bottom: 0;
  height: 0;
  left: 0;
  width: 100%;
}

.main-navigation .sub-menu li.menu-item-has-children ul a,
.main-navigation .sub-menu li.page_item_has_children ul a,
.main-navigation .children li.menu-item-has-children ul a,
.main-navigation .children li.page_item_has_children ul a {
  padding-left: 40.5px;
}

.main-navigation a {
  display: block;
  font-weight: 600;
  line-height: 1.1875em;
  padding: 20.25px;
  word-break: break-word;
}

.main-navigation a span {
  display: none;
}

.main-navigation .menu-item-has-children > a,
.main-navigation .page_item_has_children > a {
  padding: 20.25px 55px 20.25px 20.25px;
}

.main-navigation .dropdown-toggle {
  -webkit-border-radius: 100%;
  -moz-border-radius: 100%;
  border-radius: 100%;
  background: transparent;
  border: 2px solid #235380;
  color: #235380;
  display: inline-block;
  fill: currentColor;
  height: 32px;
  position: absolute;
  right: 12px;
  text-align: center;
  top: 12px;
  width: 32px;
  z-index: 2;
}

.main-navigation .dropdown-toggle:focus {
  background: #fff;
  border-color: #235380;
}

.main-navigation .dropdown-toggle svg {
  height: 20px;
  position: absolute;
  left: 4px;
  top: 4px;
  width: 20px;
}

.main-navigation .dropdown-toggle:focus svg {
  fill: #000;
}

.main-navigation .dropdown-toggle.toggled-on {
  color: #235380;
  background-color: #fff;
  border-color: #235380;
  -ms-transform: rotate(45deg);
  /* IE 9 */
  -webkit-transform: rotate(45deg);
  /* Chrome, Safari, Opera */
  transform: rotate(45deg);
}

.main-navigation .dropdown-toggle.toggled-on:focus svg {
  fill: currentColor;
}

.main-navigation.toggled-on {
  width: calc(100% - 20px);
}

.main-navigation.toggled-on > div > ul {
    display: flex;
  flex-direction: column;
  width: 100%;
}

@media screen and (min-width: 50em) {
  .menu-toggle {
    display: none;
  }
  .main-navigation {
    min-height: 55px;
    margin-bottom: 3.3em;
    position: relative;
    top: inherit;
    right: inherit;
    width: 100%;
    z-index: 5;
  }
  .main-navigation > div {
    display: block;
    position: relative;
    z-index: 2;
  }
  .main-navigation > div.hide {
    z-index: 1;
  }
  .main-navigation > div.hide ul {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    z-index: 0;
  }
  .main-navigation a {
    height: 100%;
    position: relative;
    z-index: 3;
  }
  .main-navigation a:hover {
    color: #FFF;
  }
  .main-navigation a:hover span {
    color: #ffffff;
  }
  .main-navigation a span {
    color: #434343;
    display: block;
    font-size: 12px;
    font-size: 0.75rem;
    font-weight: 300;
    line-height: 1.65;
    margin-top: 3px;
  }
  .main-navigation .menu-item-has-children a,
  .main-navigation .page_item_has_children a {
    padding: 20px 35px 26px 20px;
  }
  .main-navigation .menu-item-has-children > ul li a,
  .main-navigation .page_item_has_children > ul li a {
    padding-bottom: 20px;
  }
  .main-navigation > div > ul,
  .main-navigation.toggled-on > div > ul {
    background: #FFF;
    border: 1px solid #235380;
    -webkit-border-radius: 0.5em;
    -moz-border-radius: 0.5em;
    border-radius: 0.5em;
    overflow: hidden;
    align-content: stretch;
    align-items: stretch;
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    max-height: 9999px;
    opacity: 1;
    overflow: visible;
    -webkit-transition: all 0.125s ease-out;
    -moz-transition: all 0.125s ease-out;
    -o-transition: all 0.125s ease-out;
    transition: all 0.125s ease-out;
  }
  .main-navigation > div > ul > li,
  .main-navigation.toggled-on > div > ul > li {
    margin: -1px -1px 0;
    width: calc(25% + 2px);
  }
  .main-navigation > div > ul > li:before,
  .main-navigation.toggled-on > div > ul > li:before {
    position: relative;
  }
  .main-navigation > div > ul > li:before:before,
  .main-navigation.toggled-on > div > ul > li:before:before {
    content: "";
    position: absolute;
    border: none
  }
  .main-navigation > div > ul > li:hover,
  .main-navigation > div > ul > li.focus,
  .main-navigation.toggled-on > div > ul > li:hover,
  .main-navigation.toggled-on > div > ul > li.focus {
    background: #fff;
  }
  .main-navigation > div > ul > li:hover a,
  .main-navigation > div > ul > li.focus a,
  .main-navigation.toggled-on > div > ul > li:hover a,
  .main-navigation.toggled-on > div > ul > li.focus a {
    color: #235380;
  }
  .main-navigation > div > ul > li:hover a:hover,
  .main-navigation > div > ul > li.focus a:hover,
  .main-navigation > div > ul > li.focus a:focus,
  .main-navigation.toggled-on > div > ul > li:hover a:hover,
  .main-navigation.toggled-on > div > ul > li.focus a:hover,
  .main-navigation.toggled-on > div > ul > li.focus a:focus {
    color: #0000FF;
  }
  .main-navigation > div ul li:hover > button,
  .main-navigation > div ul li.focus > button,
  .main-navigation > div ul li:hover > button,
  .main-navigation > div ul li.focus > button {
      border-color: #235380;
  }
  .main-navigation > div ul li:hover > button svg,
  .main-navigation > div ul li.focus > button svg,
  .main-navigation > div ul li:hover > button svg,
  .main-navigation > div ul li.focus > button svg {
      fill: #235380;
  }
  .main-navigation > div > ul > li:hover .sub-menu,
  .main-navigation > div > ul > li:hover .children,
  .main-navigation > div > ul > li.focus .sub-menu,
  .main-navigation > div > ul > li.focus .children,
  .main-navigation.toggled-on > div > ul > li:hover .sub-menu,
  .main-navigation.toggled-on > div > ul > li:hover .children,
  .main-navigation.toggled-on > div > ul > li.focus .sub-menu,
  .main-navigation.toggled-on > div > ul > li.focus .children {
    display: block;
  }
  .main-navigation .sub-menu,
  .main-navigation .children {
    background: #fff;
    box-shadow: 2px 3px 3px rgba(0, 0, 0, 0.33);
    display: inherit;
    float: left;
    position: absolute;
    top: calc(100% - 10px);
    left: -999em;
    width: 300px;
    z-index: 99999;
      border: 1px solid #235380;
  }
  .main-navigation .sub-menu ul,
  .main-navigation .children ul {
    position: absolute;
    left: -999em;
    top: 0;
  }
  .main-navigation .sub-menu ul:before,
  .main-navigation .children ul:before {
    border-color: #235380;
              
  }
  .main-navigation .sub-menu a:before,
  .main-navigation .children a:before {
    content: "";
    display: none;
  }
  .main-navigation .sub-menu li a,
  .main-navigation .children li a {
    color: #FFF;
  }
  .main-navigation .sub-menu li:before,
  .main-navigation .children li:before {
    border-color: #235380;
  }
  .main-navigation .sub-menu li:hover > ul,
  .main-navigation .sub-menu li.focus > ul,
  .main-navigation .children li:hover > ul,
  .main-navigation .children li.focus > ul {
    left: 100%;
  }
  .main-navigation .sub-menu li:hover > a,
  .main-navigation .sub-menu li.focus > a,
  .main-navigation .sub-menu li.menu-item-has-children li a:hover,
  .main-navigation .sub-menu li.page_item_has_children li a:hover,
  .main-navigation .children li:hover > a,
  .main-navigation .children li.focus > a,
  .main-navigation .children li.menu-item-has-children li a:hover,
  .main-navigation .children li.page_item_has_children li a:hover {
    color: #ffffff;
  }
  .main-navigation .sub-menu li.menu-item-has-children:hover ul li,
  .main-navigation .sub-menu li.page_item_has_children:hover ul li,
  .main-navigation .children li.menu-item-has-children:hover ul li,
  .main-navigation .children li.page_item_has_children:hover ul li {
    background: #2A2A2A;
  }
  .main-navigation .sub-menu li.menu-item-has-children ul a,
  .main-navigation .sub-menu li.page_item_has_children ul a,
  .main-navigation .children li.menu-item-has-children ul a,
  .main-navigation .children li.page_item_has_children ul a {
    padding-left: 20.25px;
  }
  .main-navigation .sub-menu li.menu-item-has-children:hover ul a:active,
  .main-navigation .sub-menu li.menu-item-has-children:hover ul a:hover,
  .main-navigation .sub-menu li.page_item_has_children:hover ul a:active,
  .main-navigation .sub-menu li.page_item_has_children:hover ul a:hover,
  .main-navigation .children li.menu-item-has-children:hover ul a:active,
  .main-navigation .children li.menu-item-has-children:hover ul a:hover,
  .main-navigation .children li.page_item_has_children:hover ul a:active,
  .main-navigation .children li.page_item_has_children:hover ul a:hover {
    color: #235380;
  }
  .main-navigation.add-seperators > div > ul > li {
    position: relative;
  }
  .main-navigation.add-seperators > div > ul > li:before {
    content: "";
    position: absolute;
    border-bottom: 1px solid #235380;
    bottom: 0;
    height: 0;
    left: 1px solid #235380;
    width: 100%;
  }
  .main-navigation.add-seperators > div > ul > li:before {
    bottom: 0;
  }
  .main-navigation.add-seperators > div > ul > li:nth-child(4n):nth-last-child(-n+5) ~ li:before,
  .main-navigation.add-seperators > div > ul > li:last-child:nth-child(-n+3):before {
    display: none;
  }
  .main-navigation.add-seperators > div > ul > li:nth-child(4n):nth-last-child(-n+5) ~ li:hover:before,
  .main-navigation.add-seperators > div > ul > li:last-child:nth-child(-n+3):hover:before {
    border-color: #222;
    bottom: -1px;
    display: block;
  }
  .main-navigation .dropdown-toggle {
    height: 20px;
    padding: 0;
    right: 18px;
    top: 18px;
    width: 20px;
    z-index: 2;
  }
  .main-navigation .dropdown-toggle svg {
    height: 16px;
    left: 0;
    position: absolute;
    top: 0;
    width: 16px;
  }
  .main-navigation .dropdown-toggle.toggled-on {
    background-color: transparent;
    border-color: #235380;
    color: #235380;
    -ms-transform: rotate(0deg);
    /* IE 9 */
    -webkit-transform: rotate(0deg);
    /* Chrome, Safari, Opera */
    transform: rotate(0deg);
  }
}