* {
margin: 0;
padding: 0;
box-sizing: border-box;
}

body {font-family: nunito;line-height: 1.6;background-color: #2b3947;}

/* Üst Menü */
header {background-color: #314151;padding: 10px 0;position: relative;height: 45px;}

header .logo{height: 40px;position: absolute;top: 2px;left: 10px;color: #ffffff;font-size: 20px;font-weight: 800;text-align: center;border-radius: 6px;padding: 0 20px;text-transform: uppercase;line-height: 44px;}


header nav ul {display: flex;justify-content: right;list-style-type: none;margin-right: 10px;margin-top: 0;}

header nav ul li {
margin: 0 3px;

 
}

header nav ul li a {color: #294765;text-decoration: none;font-size: 16px;font-weight: 700;letter-spacing: 0px;background: #ffffff;padding: 4px 13px;border-radius: 40px;}

header nav ul li a:hover {text-decoration: none;background: #fff029;color: #000000;}

.axe1 {width: 970px;height: 250px;margin: 20px auto;text-align: center;line-height: 250px;font-size: 24px;color: #fff;display: grid;align-items: center !important;justify-content: center;!i;!;}



.article-container {width: 96%;margin: 40px auto;background: #ffffff;padding: 20px;color: #2b3947;font-size: 19px;border-radius: 8px;}

button {padding: 10px 20px;font-size: 22px;color: #000000;background-color: #feff23;border: none;cursor: pointer;font-family: 'Nunito';margin: 0 auto;border-radius: 40px;display: grid;justify-content: center;font-weight: 800;box-shadow: inset 0px -6px 0px rgb(0 0 0 / 10%);letter-spacing: 0px;}

button:hover {background-color: #ff2a17;color: #ffffff;}


.lessons-grid {display: grid;grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));gap: 15px;padding: 0;width: 96%;margin: 20px auto !important;}



.lesson-item:hover {
transition: transform 0.23s;
transform: scale(1.1);
transition: .12s all;
}

.lesson-item img {width: 100%;height: 100%;box-shadow: 0 4px 8px rgb(0 0 0 / 19%);border-radius: 45px;border: 6px solid #1e2833;}

.lesson-item a {
text-decoration: none;
color: #333;
padding: 0;
display: block;
font-weight: bold;
}
.lesson-item {
border-radius: 0;
text-align: center;
transform: scale(1);
transition: .2s all;
}
.lesson-item {
opacity: 0;  
animation: fadeIn 0.5s forwards;  
}

@keyframes fadeIn {
to {
opacity: 1;  
}
}

#icons-container{margin: 0 auto;display: grid;width: 100%;grid-auto-flow: column;justify-content: center;grid-gap: 15px;margin-top: 20px;}


#settings-btn{background: #fff029;color: #164921;font-weight: 700;letter-spacing: 0px;}
#settings-btn:hover{background: #ffffff;color: #000000;}


#iframeContainer {
display: none;
position: fixed;
top: 0;
left: 0;
background: #fff;
width: 100%;
height: 100%;
z-index: 1000;
justify-content: center;
align-items: center;
}
#iframeContainer iframe {
width: 100%;
height: 100%;
border: none;
}
#closeButton {position: absolute;top: 10px;right: 10px;padding: 4px 15px !important;background-color: #ff0000;color: #ffffff;cursor: pointer !important;border: none;font-size: 18px;border-radius: 30px !important;height: 40px;line-height: 29px;}



.axe2{
     padding: 10px;
     border-radius: 10px;
     text-align: center;
     display: grid;
     align-items: center;
     color: #666;
     width: 300px;
     height: 280px;
     margin:  0 auto;
}


.swal2-close{
    box-shadow: none;
    position: absolute;
    top: 0;
    right: 0;
}



.icon-container:hover{
    background: #ffe78b;
}
.icon-container{
	display: inline-block;
	text-align: center;
	cursor: pointer;
	background: #ffffff;
	padding: 15px 10px;
	min-width: 150px;
	border-radius: 6px;
	box-shadow: inset -2px -6px 0px 0px rgb(0 0 0 / 3%);
}
.swal2-title{
    font-weight: 800;
}
.icon-title{
    font-weight: 700;
    font-size: 16px;
}

.settin{
    padding: 0px 0;
    display: grid;
    margin: 0 auto;
    position: relative;
    margin-top: 0px;
    margin-bottom: 20px;
    text-align: center;
    box-sizing: border-box !important;!i;!;
}
.settin h2{
    color: #000000;
    font-size: 18px;
    font-weight: 800;
    background: #ffffff;
    width: 210px;
    margin: 0 auto;
    border-radius: 29px;
    height: 36px;
    line-height: 36px;
}