* {
    margin: 0px;
    padding: 0px;
    box-sizing: border-box;
    font-family: Verdana, Geneva, Tahoma, sans-serif;
    font-size: 16px;
    color: rgb(47, 47, 47);
    text-decoration: none;
    list-style: none;    
}

#container{
    width: 100%;
    height: auto;
    background-color: white;
}

header{
    width: 80%;
    padding: 20px 0px;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    display: flex;
    justify-content: space-between;
}

#logo h1{
    color: rgb(46, 129, 237);
    font-size: 35px;
    letter-spacing: -5px;
}
/*#logo span{
    /*writing-mode: vertical-lr;*/ 
    /*width: 20px;
    height: 30px;
    padding-top: 10px;
    color: rgb(46, 129, 237);
    display: inline-block;
} */
.smile-text {
    position: relative;
    display: inline-block;
    vertical-align: text-top;    
    width: 20px;
    height: 30px;
    padding-top: 5px;
    padding-left: 5px; 
    color: rgb(46, 129, 237);
    font-size: 20px;
}
.smile-text::after {
    content: "";
    position: absolute;
    left: 20%;  
    bottom: -5px; 
    width: 80%;  
    height: 10px; 
    border-bottom: 3px solid rgb(46, 129, 237); 
    border-radius: 50%;     
}
#header-iletisim{
    display: flex;
}

#header-iletisim div{
    margin-left: 20px;
    padding-top: 10px;
}

.icon-size{
    font-size: 24px;
}
.fa-instagram {
    color: #E4405F; 
}

nav{
    width: 100%;
    padding: 0px 60px;
    position: sticky;
    top: 0px;
    border-top: 2px solid #333;
    border-bottom: 2px solid #333;
    background-color: rgba(255, 255, 255, 0.9);

}

/* Menu butonu görünüm ve animasyonu başlangıç */
#menu-btn{
    display: none;
    width: 40px;
    height: 30px;
    position: relative;
}

#menu-btn span{
    height: 4px;
    width: 100%;
    background-color: #333;
    display: block;
    position: absolute;
    transition: all 0.5s ease-in-out;
    
}

#menu-btn span:nth-child(1){
    top: 0px;
}

#menu-btn span:nth-child(2){
    bottom: 0px;
}

#menu-btn:hover span:nth-child(1){
    transform: rotate(45deg);
    top:13px;
}

#menu-btn:hover span:nth-child(2){
    transform: rotate(-45deg);
    bottom: 13px;
}

/* Menu butonu görünüm ve animasyonu sonu */

#menu ul{
    display: flex;    
}

#menu a{   
    display: block;
    padding: 20px;
    margin-top: 2px;
    font-size: 22px;
}

#menu a:hover{
    border-top: 3px solid rgb(46, 129, 237);
    
}
/* main alanı stil başlangıç*/
main{
    width: 80%;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}
/*slider section still başlangıcı*/
#slider{
    display: flex;
    justify-content: space-between;
}
#slider_left{
    width: 30%;
    height: 400px;
}
#slider_left h2{
    margin: 30px 0px;
    font-size: 20px;
}
#slider_left a{
    display: block;
    width: 180px;
    line-height: 60px;
    background-color: rgb(23, 197, 197);
    margin-top: 10px;
    text-align: center;
    font-size: 24px;
    border-radius: 10px;
    color:white;
    font-weight: bold;
}
#slider_left a:hover{
    background-color:rgb(46, 129, 237);
    font-size: 18px;
    transition: all 0.3s;
}
#slider_right{
    width: 60%;
    height: 400px;
    background-image: url(../img/dent-slayt.jpg);
    background-size: cover;
    animation-name: degisen-arka;
    animation-duration: 8s;
    animation-iteration-count: infinite;
}
@keyframes degisen-arka{
    50%{background-image: url(../img/dent-slayt1.jpg);}    
}
/*slider still sonu*/

/*Uzmanlık Alanları stil başlangıcı*/
#uzmanlikalanlari{
    height: 400px;
    overflow: auto;
    padding: 40px 0px 20px 0px;
}
.ortalibaslik{
    text-align: center;
    font-size: 30px;
    margin: 40px 0px;
}
.ortaliparagraf{
    text-align: center;
    font-size: 20px;
    margin-bottom: 40px;
}
/* Uzmanlık alanı stil sonu */

/* Doktorlarımız stil başlangıcı */
#doktorlarimiz{
    margin: 40px 0px;
}
#cards1{
    display: flex;
    justify-content: space-between; 
    flex-wrap: wrap;  
    margin: 20px 0px; 
}
#cards2{
    display: none;
    justify-content: space-between; 
    flex-wrap: wrap;  
    margin: 20px 0px;
}
#cards1 a{
    display: block;
    width: 18%;
    min-width: 200px;
    height: 300px;
}
#cards1 div{
    width: 100%!important;
}
#cards1 div, #cards2 div{
    width: 18%;
    min-width: 200px;
    height: 300px;
    background-color: rgb(23, 197, 197);
    border-radius: 10px;
    cursor: pointer;
}
#cards1 img, #cards2 img{
    width: 80%;
    height: 240px;
    margin-left: auto;
    margin-right: auto;
    display: block;
}
#cards1 em,
#cards1 strong,
#cards2 em,
#cards2 strong{
    display: block;
    font-size: 18;
    margin-top: 5px;
    text-align: center;
}
#doktorlarimiz>a{
    display: block;
    width: 350px;
    margin-left: auto;
    margin-right: auto;
    padding: 20px 60px;
    background-color: rgb(23, 197, 197);
    text-align: center;
    color: white;
    font-size: 24px;
    font-weight: bold;
    border-radius: 10px;
    margin-top: 20px;
}
#doktorlarimiz>a:hover{
    background-color: rgb(46, 129, 237);    
}
#cards1 a:hover div{
    background-color: rgb(46, 129, 237);    
}
#cards2 div:hover{
    background-color: rgb(46, 129, 237);
}
/* Doktorlarımız stil sonu */

/* Hakkımızda Biz Kimiz Alanı stil başlangıcı*/
#hakkimizda{
    background-color: rgb(189, 189, 189);
    width: 140%;
    margin-left: -20%;
    padding: 60px 10%;
}
/* Hakkımızda stil sonu*/
/* İletişim formu alanı stil başlangıcı*/

#iletisim{
    padding: 40px 0px 60px 0px;
}
#iletisim form{
    width: 80%;
    display: block;
    margin-left: auto;
    margin-right: auto;
}
legend{
    display: block;
    font-size: 18px;
    font-weight: bold;
    padding-bottom:8px;           
}

input[type="text"], 
input[type="tel"],
textarea{
    display: block;
    width: 100%;
    margin-bottom: 20px;
    height: 40px;
    border-radius: 5px;
    border: 1px solid rgb(210, 210, 210);
}
textarea{
    height: 100px!important;
}
input[type="reset"],
input[type="submit"]{
    padding: 10px 40px;
    background-color: rgb(23, 197, 197);
    border-radius: 10px;
    border: 0px;
    color: white;
    font-size: 18px;
    font-weight: bold;
}
input[type="submit"]:hover,
input[type="reset"]:hover{
    background-color: rgb(46, 129, 237);
}
/* iletişim formu alanı stil sonu*/
/* footer alanı stil başlangıcı */
footer{
    width: 100%;
    display: flex;
    justify-content: space-between;
    border-top: 5px solid rgb(46, 129, 237);
}
footer section{
    width: 32%;
    height: 250px;
}
#footer-menu ul{
    margin: 40px 0px 0px 40px;
}
#footer-menu li{
    margin-bottom: 15px;
}
#footer-iletisim{
    text-align: center;
    padding-top: 40px;
}
#footer-iletisim hr{
    margin-bottom: 15px;
}
#footer-maps iframe{
    width: 100%;
    height: 250px;
}
/*footer stil sonu*/
#tel{
    background-color: rgba(46, 129, 237, 0.88);
    padding: 5px 10px;
    color: white;
    font-weight: bold;
    /*width: 150px;*/
    height: 150px;
    position: fixed;
    right: 0px;
    top: 50%;
    writing-mode: vertical-lr;
    text-align: center;
    /* transform: rotate(90deg); */    
}
#tel:hover{
    background-color: rgb(23, 197, 197);
}
#up{
    width: 50px;
    line-height: 50px;
    text-align: center;   
    background-color: rgba(46, 129, 237, 0.88);
    border-radius: 25px;
    position: fixed;
    right: 0px;
    bottom: 0px;    
}
#up:hover{
    background-color: rgb(23, 197, 197);
}
#up i{
    color: white;
    font-weight: bold;
    font-size: 24px;
}
body{
    scroll-behavior: smooth;
}