我的網頁不會向下滾動

Question

我的網頁不會向下滾動。我的HTML沒有問題（因爲我已經檢查過它，並且找不到任何錯誤），所以附加的是我的CSS。謝謝，所有的幫助表示讚賞。

body { 
    font-family: 'Lato', sans-serif; 
    margin: 0; 
    padding: 0; 
    overflow: hidden; 
} 



/*HOME*/ 

#navtop { 
    margin: 0; 
    padding: 0; 
    overflow: hidden; 
    font-weight: bold; 
    position: absolute; 
    top: 0; 
    left: 0; 
    z-index: 50; 
    width: 100%; 
} 

#navtop > ul { 
    list-style-type: none; 
    padding: 0 5%; 
    margin: 0 0 0 auto; 
} 

#navtop > ul > li { 
    float: right; 
    display: inline-block; 
    margin-top: 0.9em; 
    margin-bottom: 0.9em; 
    padding: 0.6em 1.5em; 
    border-right: solid #9b9b9b 0.15em; 
    font-weight: 300; 
} 

#navtop > ul > li > a { 
    text-decoration: none; 
    color: #9b9b9b; 

} 




#navtop .rightmost { 
    border: 0; 
} 


#intro { 
    background-image: url("HTC Vive.jpg"); 
    background-size: cover; 
    background-repeat: no-repeat; 
    background-attachment: fixed; 
    background-position: center center; 
    width: 100%; 
    height: 100vh; 
    position: absolute; 
    top: 0; 
    z-index: 1; 
} 

#introCover { 
    height: 100vh; 
    width: 100%; 
    position: relative; 
    z-index: 10; 
    background-color: rgba(20,40,45,0.8); 
    display: flex; 
    align-items: center; 
    text-align: center; 
} 

.centered { 
    text-align: center; 
    color: white; 
    font-size: 230%; 
    margin: 0; 
    padding-left: 10%; 
    padding-right: 10%; 
    width: 100%; 
} 

.mainTitle { 
    font-size: 150%; 
    color: #29A5AF; 
} 

#learn { 
    text-align: center; 
    padding: 20%; 
    padding-top: 0; 

} 

.sub { 
    font-size: 215%; 
} 

#learn p, .sub{ 
    font-weight: 300; 
} 

#return { 
    list-style-type: none; 
    color: #9b9b9b; 

} 




/* Our Product */ 

#survey { 
    padding-bottom: 25px; 
} 

#list { 
    text-align: center; 
    text-decoration: bold; 
} 

Answer 1

嘗試去除body { overflow: hidden }