* {
    padding: 0;
    margin: 0;
}

a {
    text-decoration: none;
}

html,
body {
    font-family: PingFangSC-Regular, PingFang SC;
    font-size: 62.5%;
    height: 100%;
    background: url(images/bg.png) no-repeat;
    background-size: cover;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 10rem;
    padding: 0 10%;
    position: fixed;
    width: 80%;
    z-index: 1000;
}

.main {
    height: 100%;
}

.logo-box {
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2.8rem;
    color: #333;
}
.logo-btn{
    text-align: center;
    width: 160px;
height: 40px;
background: #FFFFFF;
border-radius: 25px 25px 25px 25px;
opacity: 1;
}
.logo-btn a {
    text-decoration: none;
    color: #333;
    line-height: 4rem;
  margin: 0 auto;
    font-size: 1.6rem;
}



.logo-btn a:hover {
    text-decoration: none;
}

.container {
    height: 100%;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 80%;
    margin: 0 auto;
}

.box {
   display: flex;
   margin-top: 10rem;
   flex-direction: column;
   justify-content: center;
   align-items: center;
   
}
.box img{
    width: 100%;
}
.box-one{
    color: #333333;
    font-size: 2.8rem;
    padding: 0 10%;
    margin: 1% 0;
    text-align: center;
}
.box-two{
    font-size: 2rem;
    padding: 0 10%;
    margin: 0 0 4%;
    color: #8FB0BE ;
}
.w-blue{
    color: #2E9AC8 ;
    font-size: 3rem;
}



@media screen and (max-width: 1500px) {
    .box-one{
        padding: 0 0;
    }
    .box-two{
        padding: 0 0;
    }
}
@media screen and (max-width: 1100px) {
    .logo-box {
        font-size: 2rem;
    }
    .logo-btn a {
        font-size: 2rem;
    }
    .container {
        justify-content: center;
    }
  
}

@media screen and (max-width: 1000px) {
    .logo-btn a {
        font-size: 1.6rem;
        margin-right: 0;
    }
    .container {
        justify-content: center;
        flex-direction: column;
    }
    .box {
        padding-left: 0;
    }
   
}

@media screen and (max-width: 640px) {
    header {
        padding: 0 5%;
        width: 90%;
    }
    .logo-box {
        font-size: 1.6rem;
    }
    .logo-box img{
        width: 100%;
    }
    .logo-btn {
        width: 50%;
        margin-left: 10%;
    }
    .logo-btn a {
        font-size: 1.4rem;
        margin-right: 0;
        display: block;
    }
    .logo-btn a:first-child {
        margin-right: 0;
    }
    .container {
        justify-content: center;
    }
    .box {
        margin-top: 1rem;
        flex-direction: column;
        padding-left: 0;
    }
   .box-one{
    font-size:1.5rem;
   }
   .w-blue{
    font-size: 1.6rem;
   }
   .box-two{
    text-align: center;
    font-size: 1.2rem;
   }
}