.wrapper {
  max-width: 1230px;
  margin: 0 auto;
  padding-top: 3%;
}
.sub_wrap {display: flex; flex-flow: wrap; align-items: flex-start;}
.sub_wrap_menu {width: 277px; position: sticky; top: 90px; max-height: calc(100vh - 110px); overflow-y: auto;}
.sub_wrap_main {width: 100%;}
.sub_wrap > .sub_wrap_menu + .sub_wrap_main {width: calc(100% - 277px); padding: 0 0 0 30px; position: relative; z-index: 1;}
.sub_wrap_main_full {position: absolute; top: -21px; left: 30px; z-index: 100; width: 40px; height: 20px; border: 1px solid #ccc; border-radius: 5px; background: #fff; cursor: pointer; opacity: 0; transition: all 0.5s ease 0s;}
.sub_wrap > .sub_wrap_menu + .sub_wrap_main:hover .sub_wrap_main_full {opacity: 1;}
.sub_wrap_main_full span {position: absolute; width: 5px; height: 5px; border-style: solid; border-color: #ccc; transform: rotate(0deg); opacity: 1; transition: all 0.5s ease 0s;}
.sub_wrap_main_full span:nth-child(1) {left: 3px; top:2px; border-width: 2px 0 0 2px;}
.sub_wrap_main_full span:nth-child(2) {right: 3px; top:2px; border-width: 2px 2px 0 0;}
.sub_wrap_main_full span:nth-child(3) {right: 3px; bottom:2px; border-width: 0 2px 2px 0;}
.sub_wrap_main_full span:nth-child(4) {left: 3px; bottom:2px; border-width: 0 0 2px 2px;}
.sub_wrap_menu_hide .sub_wrap_menu {display: none;}
.sub_wrap_menu_hide > .sub_wrap_menu + .sub_wrap_main {width: 100%; padding: 0;}
.sub_wrap_menu_hide > .sub_wrap_menu + .sub_wrap_main .container {max-width: 100%;}
.sub_wrap_menu_hide .sub_wrap_main_full {left: 0; opacity: 1;}
.sub_wrap_menu_hide .sub_wrap_main_full span:nth-child(1) {height: 14px; width: 10px; border-width: 2px 2px 2px 2px;}
.sub_wrap_menu_hide .sub_wrap_main_full span:nth-child(2) {width: 17px; height: 10px;}
.sub_wrap_menu_hide .sub_wrap_main_full span:nth-child(3) {width: 17px; height: 10px;}
.sub_wrap_menu_hide .sub_wrap_main_full span:nth-child(4) {left: 17px; bottom: 7px; transform: rotate(45deg);}
@media (max-width: 1024px) {
    .sub_wrap_menu {width: 100%; position: relative; z-index: 10; top: auto; max-height: none; overflow-y: inherit;}
    .sub_wrap > .sub_wrap_menu + .sub_wrap_main {width: 100%; padding: 0; position: relative; z-index: 1;}
    .sub_wrap > .sub_wrap_menu + .sub_wrap_main .container {max-width: 100%;}
    .sub_wrap_main_full {display: none;}
}



.video-list {
  margin: 0px 20px 25px 0px;
  background: #000;
  overflow: hidden;
  position: relative;
}
.video-list figure {
  margin: 0;
  position: relative;
  overflow: hidden;
  width: 100%;
  height: 0;
  padding-bottom: 64%;
}
.video-list figure .img-center {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
}
.video-list:after {
  content: "";
  background: rgba(0, 0, 0, 0.7);
  position: absolute;
  top: 0;
  left: -30%;
  bottom: 0;
  right: 70%; z-index: 2;
  transform: skew(35deg) translateX(-50%);
  transition: all 0.35s ease 0s;
}
.video-list:hover:after {
  transform: skew(20deg) translateX(0);
}
.video-list img {
  max-height: 100%;
  opacity: 0.3;
  transition: all 0.35s ease 0s;
}
.video-list:hover img {
  opacity: 0.8;
}
.video-list .video-content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform:translate(-50%, -50%);
  z-index: 3;
}
.video-list .video-content .title {
  font-size: 1.25rem;
  color: #fff;
  margin: 0 0 10px 0;
  transform: scale(1);
  transition: all 0.35s ease 0s;
  text-shadow: 0px 2px 3px rgba(0, 0, 0, 0.5);
}
.video-list .video-content .title:after {
  content: "";
  display: block;
  width: 70%;
  height: 2px;
  margin: 10px auto;
  background-image: linear-gradient(135deg, #2a4d9c 10%, #91cded 100%);
}
.video-list .video-content .link {
  position: relative;
  display: block;
  margin: 5px auto;
  width: 50px;
  height: 50px;
  padding-top: 1.5vh;
  opacity: 0;
  border-radius: 50em;
  background: #2e96cd;
  transition: all 0.35s ease 0s;
}
.video-list .video-content .link:before {
  position: absolute;
  left: 11px;
  top: 11px;
  content: "";
  display: block;
  background: url(icons/icon-link.svg) no-repeat;
  width: 30px;
  height: 30px;
}
.video-list:hover .link {
  opacity: 1;
}

@media only screen and (max-width: 1024px) {
  .wrap-video {padding: 10px 0 0 0;}
  .video-list {
    margin: 0 0 25px 0;
  }
}

@media only screen and (max-width: 575px) {
  .video-list {
    max-width: 480px; margin: 0 auto 30px auto;
  }
}