*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family:Arial, Helvetica, sans-serif;
}

body{
    background:#f5f5f5;
    color:#222;
}

header{
    background:#1f2937;
    color:white;
    text-align:center;
    padding:35px;
}

header h1{
    margin-bottom:20px;
    font-size:36px;
}

header p{
    font-size:18px;
}

main{
    width:90%;
    max-width:1200px;
    margin:30px auto;
}

section{
    margin-bottom:100px;
}

section h2{
    margin-bottom:20px;
    color:#1f2937;
}

.container{
    display:flex;
    justify-content:space-between;
    gap:20px;
    flex-wrap:wrap;
}

.yosh{
    background:white;
    width:32%;
    border-radius:5px;
    overflow:hidden;
    box-shadow:0 0 10px rgba(0,0,0,.15);
    transition:.3s;
}

.yosh:hover{
    transform:translateY(-8px);
}

.yosh img{
    width:100%;
    height:220px;
    object-fit:cover;
}

.yosh h3{
    text-align:center;
    margin:15px 0;
}

.yosh p{
    padding:5px 20px;
}

form{
    background:white;
    padding:25px;
    border-radius:10px;
    box-shadow:0 0 10px rgba(0,0,0,.15);
}

label{
    display:block;
    margin-top:15px;
    margin-bottom:8px;
    font-weight:bold;
}

input,
select{
    width:100%;
    padding:12px;
    border:1px solid #ccc;
    border-radius:6px;
    font-size:16px;
}

input[type="submit"]{
    margin-top:25px;
    background:#2563eb;
    color:white;
    border:none;
    cursor:pointer;
    transition:.3s;
}

input[type="submit"]:hover{
    background:#1d4ed8;
}

span{
    color:red;
    font-size:14px;
}

.sukses{
    background:#dcfce7;
    color:#166534;
    padding:12px;
    margin-bottom:20px;
    border-radius:6px;
}

footer{
    background:#1f2937;
    color:white;
    text-align:center;
    padding:20px;
    margin-top:40px;
}

@media(max-width:900px){

.yosh{
    width:48%;
}

}

@media(max-width:600px){

.container{
    flex-direction:column;
}

.yosh{
    width:100%;
}

header h1{
    font-size:28px;
}

}