* {
  margin: 0;
  padding: 0;
}

body,
html {
  width: 100%;
  height: 100%;
  background-image: url(../image/bg3.png);
  background-size: 100% 100%;
  background-repeat: no-repeat;
}

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

.big-box {
  width: 850px;
  height: 500px;
  margin: auto;
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border-radius: 5px;
  background: rgba(0, 0, 0, 0.5);
}

.small-box {
  width: 830px;
  height: 480px;
  margin-top: 10px;
  margin-left: 10px;
  margin-bottom: 10px;
  margin-right: 10px;
  border: 3px solid #555;
}

.box-1 {
  width: 490px;
  height: 480px;
  background-image: url(../image/bg2.png);
  background-size: cover;
  float: left;
}

.box-2 {
  width: 340px;
  height: 480px;
  background: rgba(255, 255, 255, 0.8);
  float: left;
}

.box-text1 {
  width: 340px;
  height: 60px;
  margin-top: 85px;
  margin-left: 30px;
}

.box-text2 {
  width: 340px;
  height: 420px;
  margin-top: 10px;
}

.box-text {
  display: block;
  width: 340px;
  height: 20px;
  margin-left: 30px;
}

.box-password {
  display: block;
  width: 340px;
  height: 20px;
  margin-top: 20px;
  margin-bottom: 20px;
  margin-left: 30px;
}

.box-checkbox {
  display: block;
  width: 340px;
  height: 30px;
  margin-bottom: 20px;
}

.box-button {
  display: block;
  width: 340px;
  height: 40px;
  font-size: 18px;
}

input[type=text]:focus {
  outline: 0px;
}

/* 移除选中时会出现的框*/
input[type=text] {
  font-size: 15px;
  width: 250px;
  /*文本框的长度，即下划线的长度*/
  border-bottom: 2px solid black;
  /*下划线*/
  border-top: none;
  border-left: none;
  border-right: none;
  background-color: rgba(255, 255, 255, 0);
}

input[type=password]:focus {
  outline: 0px;
}

input[type=password] {
  font-size: 15px;
  width: 250px;
  border-bottom: 2px solid black;
  border-top: none;
  border-left: none;
  border-right: none;
  background-color: rgba(255, 255, 255, 0);
}

/*input[type=password]::-ms-reveal{
    display:none;
}*/
/*去掉右边的眼睛图标*/
.ma {
  margin: 0px 30px 0px 5px;
  width: 25px;
  height: 25px;
  cursor: pointer;
  opacity: 0;
}

.ma[type=checkbox]+span {
  display: inline-block;
  margin-left: -30px;
  width: 25px;
  height: 25px;
  border: 0.02rem solid #0D1529;
  background-color: transparent;
  position: absolute;
  cursor: pointer;
}

.ma[type=checkbox]:checked+span::after {
  content: '\2714';
  color: black;
  position: absolute;
  font-size: 25px;
  left: 2px;
  bottom: -2px;
}

button {
  outline: 0px;
}

button {
  font-size: 18px;
  width: 250px;
  height: 35px;
  border-radius: 30px;
  border: none;
  background-color: rgba(41, 113, 139, 0.61);
  -webkit-text-fill-color: white;
  margin-left: 47px;
  margin-top: 40px;
}