body{font-family:Arial,sans-serif;margin:20px;background-color:#f9f9f9}
.wrapper-lg{max-width:800px;margin:auto;padding:20px;background-color:#fff;border:1px solid #ddd;border-radius:10px;box-shadow:0 2px 4px rgba(0,0,0,.1)}
.entry-content{padding:20px}
.tip{background-color:#f0f0f0;padding:10px;border-radius:5px;margin-bottom:10px}
#err{font-size:16px;padding:5px}
button,input,select,textarea{padding:10px;font-size:16px;border:1px solid #ccc;border-radius:5px;box-sizing:border-box;margin-bottom:10px}
textarea{width:100%;resize:vertical}
input,select{width:100%}
button{background-color:#007bff;color:#fff;border:none;cursor:pointer}
button:hover{background-color:#0056b3}
#customview{margin-top:10px}
h2{text-align:center}
@media (max-width:768px){.wrapper-lg{max-width:100%;padding:10px;margin:10px}
.entry-content{padding:10px}
button,input,select,textarea{font-size:14px;padding:8px}
button{width:100%}
}