.sticky a {transition: border-color .4s ease-in-out;}
.logo--main a,
.logo--sticky a {border-bottom: 0;}
.header {transition: padding 0.8s ease-in-out 0s;width: 100%;z-index: 12000;}
.header nav ul li:last-child {margin-right: 0;}
.header div img {display: inline-block;}
.header div .logo--sticky {display: none;}
.header.sticky {position: fixed;top: 0;background-color: #fff;box-shadow: 0px 2px 4px rgba(0, 0, 0, 0.4);padding: 1em 0;}
.slide-down {animation: slide-down ease-in-out .6s .1s both;}

@keyframes slide-down {
  0% {
    opacity: 0;
    transform: translateY(-100%);
  }
  100% {
    opacity: 1;
    transform: translateY(0%);
  }
}