.nav {
  border-bottom: 1px solid #e6e6e6;
  height: 80px;
  display: flex;
}
.nav .header-box {
  display: flex;
  width: 1200px;
  margin: 0 auto;
  justify-content: space-between;
}

.nav .header-box .left {
  display: flex;
  align-items: center;
}

.nav .icon a {
  display: block;
  height: 53px;
}

.nav .icon a img {
  width: 100%;
  height: 100%;
}

.nav .col {
  width: 1px;
  height: 40%;
  background: #bfbfbf;
  margin-left: 12px;
}

.nav .left span {
  font-size: 18px;
  line-height: 18px;
  font-weight: 400;
  color: #404040;
  margin-left: 28px;
}

.nav .icon {
  position: relative;
  width: 53px;
}

.nav .icon img {
  position: absolute;
  top: 10px;
}

.contain-box {
  width: 500px;
  height: 520px;
  background: #fff;
  box-shadow: 0 0 4px 0 hsl(0deg 0% 67% / 36%);
  border-radius: 10px;
  margin: 82px auto 0;
  position: relative;
  padding-top: 36px;
}

.contain-box .contain-input {
  width: 330px;
  margin:  0 auto;
}

.contain-box .box-header {
  display: flex;
  font-size: 20px;
  line-height: 22px;
  font-weight: 400;
}

.contain-box .password-login {
  margin-right: 16px;
}

.contain-box .password-login a {
  text-decoration: none;
  color: #262626;
}

.contain-box .register .underline {
  height: 4px;
  background: #1d908a;
  border-radius: 2px;
  margin-top: 6px;
}

.contain-box .register {

}

.contain-box .register a {
  text-decoration: none;
  text-underline: none;
  color: #1d908a;
}

.contain-box .input-box {
  margin-top: 36px;
}

.contain-box .input-box input {
  width: 100%;
  height: 50px;
  background: #fff;
  border: 1px solid #b2b2b2;
  border-radius: 4px;
  box-sizing: border-box;
  text-indent: 4px;
  outline:none

}

.contain-box .password {
  position: relative;
}

.contain-box .password {
  margin-top: 26px;
}

.contain-box .password img {
  position: absolute;
  right: 21px;
  top: 22px;
}

.contain-box .password .check-password {
  width: 21px;
  height: 21px;
  top: 14px;
}

.contain-box .nickname {
  margin-top: 26px;
}

.login-btn-box {
  margin-top: 46px;
}

.contain-box .find-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.contain-box .find-box .left {
  display: flex;
  align-items: center;
}

.contain-box .find-box .left span {
  margin-left: 12px;
  font-size: 14px;
  line-height: 16px;
  color: #b2b2b2;
}

.contain-box .find-box .right {

}

.contain-box .find-box a {
  text-decoration: none;
  text-underline: none;
  color: #b2b2b2;
}

.contain-box .login {
  width: 200px;
  height: 50px;
  border-radius: 25px;
  font-size: 18px;
  line-height: 50px;
  text-align: center;
  margin: 30px auto 0;
  color: #fff;
  background: linear-gradient(258deg,#1d908a, #63b08f);
  cursor: pointer;
}