body{padding:0;margin:0}#menul form{margin:0}#navigation{width:100%;height:30px;line-height:30px;text-align:center;background-color:rgba(0,0,0,0.3)}#navigation .menu-link{display:inline-block}#navigation .menu-link .menu-button{height:29px;background-color:rgba(0,0,0,0.3);color:#fff;border:none;cursor:pointer;padding-top:3px}#navigation #dropdown-js{display:none;margin:auto;position:absolute;background-color:#f9f9f9;min-width:160px;max-width:10%;z-index:99;box-shadow:0 8px 16px 0 rgba(0,0,0,0.2)}#navigation a{color:#000;padding:12px 16px;text-decoration:none;display:block}#navigation a:hover{background-color:#f1f1f1}#navigation .dropdown:hover #dropdown-js{display:block}#navigation .page-title{text-align:center}#jstests .dropbtn{background-color:#4caf50;color:#fff;padding:16px;font-size:16px;border:none;cursor:pointer}#jstests .dropbtn:hover,#jstests .dropbtn:focus{background-color:#3e8e41}#jstests .dropdown{display:inline-block}#jstests .dropdown-content{display:none;margin:auto;position:absolute;background-color:#f9f9f9;min-width:160px;max-width:10%;box-shadow:0 8px 16px 0 rgba(0,0,0,0.2)}#jstests .dropdown-content a{color:#000;padding:12px 16px;text-decoration:none;display:block}#jstests .dropdown-content a:hover{background-color:#f1f1f1}#jstests .show{display:block}#jstests .dropdown-cntnt{display:none;margin:auto;position:absolute;background-color:#f9f9f9;min-width:160px;max-width:10%;box-shadow:0 8px 16px 0 rgba(0,0,0,0.2)}#jstests .dropdown-cntnt a{color:#000;padding:12px 16px;text-decoration:none;display:block}#jstests .dropdown-cntnt a:hover{background-color:#f1f1f1}#jstests .dropdown:hover .dropdown-cntnt{display:block}#calculator [name="calculator"]{background-color:#525252;box-shadow:0 0 10px 3px #000 inset;border-radius:15px;padding:20px;display:inline-block}#calculator [name="display"]{background-color:#bccdbb;border:none;border-radius:15px;margin-bottom:10px;width:300px;height:50px;font-weight:bold;font-size:20px;padding-left:15px}#calculator [type="button"]{border:none;border-radius:6px;font-size:20px;font-weight:bold;width:60px;height:40px;margin:10px 5px 0 5px;background-color:#fff}#calculator #side-panel{display:inline-block;margin-left:20px}#image-slider .horizontal{height:500px;width:90%;margin:auto;margin-top:50px;position:relative}#image-slider .image-slider{width:100%;height:100%;position:absolute;opacity:0;z-index:1;transition:opacity 1s}#image-slider .show{z-index:2;opacity:1}#image-slider #prev-slide-button{left:0}#image-slider #next-slide-button{right:0}#image-slider .slide-button{z-index:3;position:absolute;top:50%;background-color:rgba(255,255,255,0.5);border:none;width:30px;height:30px;font-weight:bold;font-size:15px;outline:none;cursor:pointer}#FS-image-slider{background-image:url('https://wallpapers.wallhaven.cc/wallpapers/full/wallhaven-163503.jpg');background-repeat:no-repeat;background-position:center center fixed;background-size:cover;transition:background-image 1.5s linear}#FS-image-slider .slide-button{z-index:1;background-color:rgba(255,255,255,0.3);border:none;width:30px;height:30px;font-weight:bold;font-size:15px;outline:none;cursor:pointer;position:absolute}#FS-image-slider #prev-slide-button{top:50%;left:0}#FS-image-slider #next-slide-button{top:50%;right:0}#log-in-form div input{width:300px}