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

html, body {
    width: 100%;
    height: 100%;
    font-family: Arial, sans-serif;
    font-size: 16px;
    line-height: 1.5;
    background-image: linear-gradient(0deg, #000, #555);
    color: #333;
	overflow: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
}

ul, ol {
    list-style: none;
}

button {
    cursor: pointer;
    border: none;
    background: none;
}

input, textarea {
    font-family: inherit;
    font-size: inherit;
    outline: none;
    border: none;
}

.codemain {
    padding: 10px;
    margin: 25px auto;
    background-color: rgb(240, 240, 240);
    width: 270px;
    height: 500px;
    border-radius: 10px;
    overflow: hidden;
}
.word_morse{
    max-height: 500px;
    overflow: hidden;
    opacity: 1;
    transition: max-height 0.4s ease-out, opacity 0.4s ease-out;
}
.word_morse.hide{
    max-height: 0;
    opacity: 0;
}

#word_on_off{
    display: block;
    margin: 10px auto;
    width: 75px;
    border: 1px #333 solid;
    border-radius: 5px;
    font: 16px/20px "黑体";
}
#lsss{
    border-radius: 20px;
}
.Mandmain{
	border-radius: 10px;
	background-color: #fff;
	box-shadow: 5px 5px 20px 0px #555;
	margin: 0 auto;
	width: 225px;
	height: 400px;
	overflow: hidden;
}
#enter_word{
    width: 205px;
	padding: 5px;
	border: 1px solid #000;
	border-radius: 5px;
	display: block;
	margin: 10px;
}
#enter_word::placeholder{
	font-size: 14px;
}
#print_word{
	height: 100px;
	margin: 10px;
	padding: 5px;
	border: 1px dashed #000;
	border-radius: 5px;
	width: 205px;
    overflow: auto;
    color: #999;
}
#start_code{
	display: block;
	width: 100px;
	height: 25px;
	border: 1px solid #000;
	border-radius: 5px;
	margin: 5px auto;
}
#start_clean{
	display: block;
	width: 100px;
	height: 25px;
	border: 1px solid #000;
	border-radius: 5px;
	margin: 10px auto;
}
#start_clean:hover{
    background-color: #4a37f3;
    color:#fff;
}
#start_code:hover{
    background-color: #4a37f3;
    color:#fff;
}
h6{
	text-align: center;
}
.morse_table{
	margin: 10px auto;
	padding: 5px;
	width: 205px;
	height: 130px;
	border: 1px dashed #000;
	border-radius: 5px;
}
.morse_table{
	font-size: 12px;
}