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Tooltips 对于展示一些信息非常有用,并且不需要什么用户体验。目前有很多 JavaScript 插件实现了这个功能,但是如果你不想使网站更加的笨重,那我们可以使用普通的 CSS 来实现它. 我们可以使用伪元素来拉取信息,并在 :hover 时显示它(你可以使用 HTML 的 title 属性来实现完成的解决方案,但是不能自定义喜欢的样式). HTML代码: - <span class="tooltip-toggle" data-tooltip="Sample text for your tooltip!">6 }: `+ O" D) b( J* M
- Label for your tooltip" b% I1 m2 Y: k$ `" |
- </span>
复制代码CSS代码: - .tooltip-toggle {
4 w& A$ P0 W3 s9 G. U - cursor: pointer;% k* Y- S! S5 Y* R8 R `+ Z
- position: relative;. c4 Z8 g1 u$ a6 V
- }
3 i) c% k" u9 Q! Z - .tooltip-toggle svg { |8 g, s4 T1 R. E3 y
- height: 18px;/ S" u3 a6 G' [4 G& A" V2 v" y4 D: U/ j
- width: 18px;
) o* z: l) \% t2 O7 r! }3 X9 Q - padding-right: 0.5rem;7 t" p) v$ j9 I, L1 \. J
- }
7 Q6 @; r3 k5 S& x d9 R - .tooltip-toggle::before {
, p4 K& E! U" ~ - position: absolute;; G+ }( w3 U- d. @7 K
- top: -80px;$ `* o ?& O, l5 B4 \6 ?9 }( I" u- d1 b
- left: -80px;) d- k4 i6 u$ B- ^
- background-color: #2B222A;
! }" x8 |) D: i, f6 j# { - border-radius: 5px;
2 v4 `) Z2 c: q, I! Z0 Z - color: #fff;: X9 R9 U1 i7 l- i7 a
- content: attr(data-tooltip);' f1 w% O. w/ w
- padding: 1rem;
3 Y1 w @ U8 J; e' x; | - text-transform: none;3 h W& |0 c4 B
- -webkit-transition: all 0.5s ease;
- ~9 A+ Q4 ?% t; G - transition: all 0.5s ease;2 F! \* {* { s; _2 C% U9 i7 ]
- width: 160px;3 q! L% e/ ]. b3 j# G3 d% \
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- .tooltip-toggle::after {
0 Q% h! O7 ]$ U - position: absolute;
) b' k* F4 \2 `% G: q9 b& N - top: -12px;
, J# |) V% X0 H, B: P6 X# \% z - left: 9px;
, e7 @/ J$ `, A3 @- U - border-left: 5px solid transparent;5 J4 d- `5 b' e7 m' Y, T; p; T
- border-right: 5px solid transparent;' J* d5 c- W& T. {( a3 J
- border-top: 5px solid #2B222A;
% u/ s1 b6 V* V* Y9 j" M% e2 P - content: " ";
4 p* Y, p/ Y3 [0 S - font-size: 0;9 o4 _3 P8 ~6 N+ x/ A
- line-height: 0;3 q9 X# ~+ b/ S% R, |
- margin-left: -5px;* s0 x- t: l8 E$ d- T8 B1 E9 R! e$ O
- width: 0;
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) R8 b1 e$ G* i - .tooltip-toggle::before, .tooltip-toggle::after {3 x- ~, |8 N' [
- color: #efefef;
6 a) y, A/ U4 b - font-family: monospace;# Q' R) j% G& u! d! O
- font-size: 16px;
! W! y7 G, ^1 r" ^ - opacity: 0;
4 v, }5 M6 i" n" Z: q - pointer-events: none;9 G& s' X- _' _: ]; y
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
. L' }* z0 j0 S* r' ] - opacity: 1;' l z0 ?2 M/ z$ i2 a
- -webkit-transition: all 0.75s ease;
! c. ^- D4 n9 F% h$ o4 T5 ^# a9 ? s - transition: all 0.75s ease;1 o" R3 A$ v4 w# u3 p! C5 C- d
- }
复制代码下拉菜单 如果你想实现一个简单的下拉菜单,你可以通过 CSS 的 :hover 简单的触发菜单的隐藏. HTML代码: - <div class="nav-container">: `% a9 r* w6 K ]
- <ul class="nav-items">
& D d$ q9 h7 q! {$ S - <!-- Navigation -->: F1 N$ r" g8 p- A& A
- <li class="nav-item"><a href="#">Home</a></li>
* I+ S/ [( I. c$ z' \: O7 r# v4 S - <li class="nav-item"><a href="#">About</a></li>
+ X# g. x3 S& j1 e W" y' l - <li class="nav-item"><a href="#">Contact</a></li>9 G) D1 n# _; W8 _# ]
- <!-- Dropdown menu -->
( n$ T7 l$ |, h D. O# b - <li class="nav-item nav-item-dropdown">/ X* R T* g! Z3 @# W: ?3 r
- <a class="dropdown-trigger" href="#">Settings</a>
' a5 Y! y* N2 u* g# ~$ X5 s; | - <ul class="dropdown-menu">
, v5 p& l( ?$ X1 b" }# j" o - <li class="dropdown-menu-item">
2 g/ _7 X+ {6 A! B - <a href="#">Dropdown Item 1</a>
3 ?" g# \ U; e/ K- @" m - </li># d" H4 s' i9 [+ l
- <li class="dropdown-menu-item"># p1 R( Q1 l( M9 \; m! e) M
- <a href="#">Dropdown Item 2</a>: Z& c9 |8 x& w2 |
- </li>9 _, j) v: N" }6 O4 V( N
- <li class="dropdown-menu-item">
7 J8 E+ X2 v. L# g: C - <a href="#">Dropdown Item 3</a>
7 y( X3 f0 h9 [; \3 C! W# D - </li>) c' l" J8 D# V, c) Q$ K
- </ul>5 N0 u; W% M' S8 D) ~; n
- </li># t0 M7 o1 k% x5 c0 g
- </ul>$ A7 G4 Z' V; B7 i1 F
- </div>
复制代码对应的CSS代码如下: - .nav-container {
, T; Y- z$ i' B2 p* \8 {- r' `& M5 C - background-color: #fff;/ p; p$ B( ]% ]
- border-radius: 4px;! u- S) k/ s( G" ?5 S+ u( e
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);4 B% F( j1 Z7 F$ \6 g
- padding: 1em;7 y3 K9 R' C' h7 e; i) @+ H
- border: 1px solid #eee;
8 _: u/ E" y% }3 W8 }) w# M - display: block;
z2 I2 D( i$ E9 [# P, O- ^/ }0 | - max-width: 400px;5 h$ c, V6 ^1 i \: V- i/ r" P0 x
- margin: 0 auto;$ h" d+ i$ E z* @1 r. d
- text-align: center;
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- ul,
, t* S" ^/ r1 G0 ]# V - li {
8 ~0 F, F- H6 ^7 R - list-style: none;; Q+ j* l( ^: K0 E/ n P
- -webkit-padding-start: 0;
{: x0 s* \- e& G$ ^2 ^+ T1 C - }
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- text-decoration: none;
7 ? X% J0 F, Y! |: p/ L - color: #ED3E44; A( ?8 [" }5 e ^7 H5 V
- }
) l' L9 s& |% d' G! x - .nav-item {' I+ ~) i) U& N9 J$ b' _
- padding: 1em;, A Y, g2 _3 G2 M; }
- display: inline;
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- .nav-item-dropdown {% k, v; R5 ~+ L, }# }! ?1 U
- position: relative;) v& p& o D# r% k
- }
1 j1 W( X9 F) d* ^ - .nav-item-dropdown:hover > .dropdown-menu {
4 Q* x. ]* f, r& d* O/ M" z - display: block;
2 h# o6 b, Z' l - opacity: 1;$ D! T2 g3 R4 M \2 V, k
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- .dropdown-trigger {
* q- A' l3 T, [; ^. E3 h" ] - position: relative;
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9 k! Y: @6 W! [# ^7 m - .dropdown-trigger:focus + .dropdown-menu {) Q' b" V2 `& U, E" H T' o
- display: block;) C+ l- _& m( n( [2 E6 c) _) g( z- Q. L
- opacity: 1;1 E4 A" O" t9 W9 }
- }
* f# F( U0 F& k/ G" C! }3 h2 G- B k - .dropdown-trigger::after {
' P( i6 ^. }; w9 X - content: "›";
+ a# X! L V7 P) d( p* ] - position: absolute;4 }6 f8 U3 H2 c' Q, L; h S9 I7 Q
- color: #ED3E44;
- O& R: F# b* _; W6 d# ^4 K0 ? - font-size: 24px;; h5 E' W" H# s0 u0 O
- font-weight: bold;
* s% m; q- o, s - -webkit-transform: rotate(90deg);
t. {6 J6 C) X - transform: rotate(90deg);: {/ r. A: u! b4 Y$ d0 B
- top: -5px;- j& e7 f* n: T0 x q3 j
- right: -15px;
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- .dropdown-menu {
# E& c# q' d9 N - background-color: #ED3E44;9 V/ @' p2 V% R k/ [
- display: inline-block;
. V" {7 }. D( C! o0 R - text-align: right;3 o& r7 C' u8 G" L$ f' D
- position: absolute;) Y4 |# f, V5 j; }, T# t, x9 c( d. {
- top: 2.5rem;" W( P; {$ ?: P9 `8 [+ H3 `
- right: -10px;5 y3 @+ T! J% i) c7 I- i6 @/ y
- display: none;
M5 u+ _; q* s7 D p - opacity: 0;
" A2 W: n+ s T8 e0 J- `: \- y - -webkit-transition: opacity 0.5s ease;
' B4 W) I1 N0 |: B - transition: opacity 0.5s ease;6 E7 Q- E/ K& m# e2 A; }
- width: 160px;
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- .dropdown-menu a {" `% w: P: t2 B3 I5 E) ?
- color: #fff;8 ~" {) H* i2 i W9 }
- }
" k; e. R+ `* ^9 k! T5 [: o - .dropdown-menu-item {
7 D+ D9 s- ]( M+ R& d - cursor: pointer;
! Q3 Q, p# _4 \/ f! R% m - padding: 1em;! R& W4 T" j4 q5 y, M) _3 }1 q
- text-align: center;7 w2 S- n6 e: \( B7 N$ @
- }
, ^1 B. J4 Y( E+ a, R - .dropdown-menu-item:hover {- W, c( N8 B. ^+ S9 Q
- background-color: #eb272d;( d6 ^/ s4 c& q9 n* S7 W- n7 U
- }
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' T8 A' A6 G4 V+ |+ B1 Y/ Y8 D: x可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">1 u8 k0 [ A2 Q5 Q+ M7 y: {6 H) Y
- <!-- Checkbox toggle -->+ U- D: P4 ~2 O$ S
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
5 P* i5 m* ^# ^- t - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>7 M9 f4 p T( ~& d6 S
- <!-- Content to toggle from www.mfbuluo.com-->
' L8 \. Y+ U6 ` - <div role="toggle" class="toggle-content">" n# P: ^" w& W, u+ l8 n0 ?
- BA-NA-NA-NA!
1 l4 ?" M' |7 @ w1 i - </div>
# [! f# d+ L& g: g8 n" l) E - </div>
复制代码CSS代码内容如下: - .toggle {7 x' n1 ?5 `8 ?7 E7 v' O
- margin: 0 auto;5 Z/ Q/ S' L' S' @
- max-width: 400px;7 k1 ^! T) [$ [/ o
- }
2 z' P, J- | p' u8 _ - .toggle-label {6 C( A* A E' d: K7 I2 H
- font-size: 16px;; z! B" L o4 q/ v# R# i6 h
- background: #fff;
' ?! K. O! {: H+ H+ I5 {2 x# [ - padding: 1em;
, h% Q9 C5 I# s: j: @6 k - cursor: pointer;
( P1 p6 v( H7 B0 B* P - display: block;' q+ S3 m* e3 D% f2 [& Y3 t' i
- margin: 0 auto 1em;) w6 B; [0 W9 ~) c: _
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);+ ~/ w2 l. j9 d# C! o$ U
- border-radius: 4px;3 m4 x# m1 L* C+ I8 |, v+ }
- }0 i9 ]; t6 a% T' Z
- .toggle-label:after {
5 X( L5 e5 G- I! J - color: #ED3E44;/ \; c4 r4 K5 d& x" P* N
- content: "+";
: s8 X& ?( \8 t* }% _7 J' _2 | - float: right;
! R3 W2 _& I& s* A* ^% d% @ - font-weight: bold;9 W9 B9 y. C+ `( ^
- }
8 w" M7 J E& m- z) o) P - .toggle-content {8 k6 T, V* ?/ Z
- color: #B0B3C2;
- K% s5 g: L4 G8 U8 b9 \3 u - font-family: monospace;( U {3 k! H5 e3 n) j: p6 C
- font-size: 16px;% {" v! D: y/ s0 Q" w
- margin-bottom: 1.5em;
) @4 q! z, [& V2 E8 V0 G - padding: 1em;( y7 i7 ]- q* [$ ^. Z" R
- }
" ^) ^9 i! |- d - .toggle-input {, u W8 ~1 Q1 l, ?$ @/ @3 ~) R1 j
- display: none;
: H" ^( G( ~/ M. ~$ ^! W - }4 h$ D2 `! G" C. W/ Q
- .toggle-input:not(checked) ~ .toggle-content {
4 R# e, X. R$ [# ?7 J) X6 B - display: none;0 ]* }& I) F- l
- }
" P+ B" K* K ~* r* \$ ^9 y/ P$ ] - .toggle-input:checked ~ .toggle-content {* Y0 D0 f2 W* s2 ^1 u6 c9 ?
- display: block;
5 b+ F3 P7 @6 h' m# S7 ^, J6 n - }
& f6 d9 [- q6 _, G* b( g - .toggle-input:checked ~ .toggle-label:after {
9 n$ u" L7 I8 b3 ^$ C - content: "-";) v; |( W# @7 F! r9 [3 w
- }
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