:root {
    --main-color: rgb(232,0,0);
    --secondary-color: white;
    --whitesmoke:whitesmoke;
  }

@media only  screen and (min-width:320px)and (max-width: 991px) {
    .text-column,
	.projectbox,
    #termine .upcoming_list,
    .newsinfo {
		font-size: 20px;
	}
    #toggle {
        display: none;
      }
    #header .brand h1 {
        display: none;
    }
    #header .logo {
        display: block;
        font-weight: bold;
        font-size: 40px;
        position: fixed;
        top: 0.2em;
        color: var(--whitesmoke);
    }
    #header .header {
        max-height: auto;
        align-items: flex-start;
        background-color: transparent;
    }
    
    #header .nav-list .horizontal .noshown {
        display: block;
    }
    #header .nav-list .vertical {
        display: none;
    }
    #header .nav-list .horizontal li {
        display: flex;
        justify-content: center;
        text-align: center;
    }
     /**
    Hamburger
    **/
    .hamburger {
    position: absolute;
    top: 3em;
    right: 10px;
    margin-left:0px;
    margin-top: -45px;
    z-index: 5;
    cursor: pointer;
    }
    
    .hamburger div {
    position: relative;
    width: 2em;
    height: 7px;
    border-radius: 3px;
    margin-top: 8px;
    transition: all 0.3s ease-in-out;
    background-color: var(--whitesmoke);
    }
    
    /**
    Nav Styles
    **/
    .nav-bar {
    position: fixed;
    width: 100%;
    height: 100%;
    background-color: rgb(0, 0, 0);
    top: -100%; left: 0; right: 0; bottom: 0;
    overflow: hidden;
    transition: all 0.3s ease-in-out;
    transform: scale(0);
    }
    .nav-list {
    position: relative;
    overflow: hidden;
    overflow-y: auto;
    height: 100%;
    }
    .horizontal {
    text-align: left;
    margin-left: 25%;
    }
    .horizontal a {
    position: relative;
    display: inline-block;
    text-align: left; /* 지그재그 모양 */
    margin-top: 1.25em;
    transition: color 0.2s ease-in-out;
    color: var(--whitesmoke);
}
    .horizontal a:before {
    content: '';
    height: 0;
    position: absolute;
    width: 0.25em;
    background-color: var(--whitesmoke);
    left: -0.5em;
    transition: all 0.2s ease-in-out;
    }
    .horizontal a:hover {
    color: white;
    }
    .horizontal a:hover:before {
    height: 100%;
    }
    
    /**
    Animations
    **/
    #toggle:checked + .hamburger .top-bun {
    transform: rotate(-45deg);
    margin-top: 25px;
    }
    #toggle:checked + .hamburger .bottom-bun {
    opacity: 0;
    transform: rotate(45deg);
    }
    #toggle:checked + .hamburger .meat {
    transform: rotate(45deg);
    margin-top: -7px;
    }
    
    #toggle:checked + .hamburger + .nav-bar {
    top: 0;
    transform: scale(1);
    }
}