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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!">. C3 N4 x- x( ^6 ~8 ~# x
- Label for your tooltip% \- h: u$ C2 \
- </span>
复制代码CSS代码: - .tooltip-toggle {8 r( y2 _& H" |) f. l
- cursor: pointer;
8 ^/ Z: F! j9 j8 H i - position: relative;: n3 ?5 N* |2 `6 i! O
- }7 ?7 P8 \3 s% E1 \0 B f+ Q, d& ]1 U
- .tooltip-toggle svg {$ _& y1 V3 n0 Z3 c$ k
- height: 18px;
/ Q+ B1 a) [/ j& A) I+ o - width: 18px;
# E) q: }0 c9 ~6 M9 @! v - padding-right: 0.5rem;0 ^" q: z8 l+ i8 }/ G& U h
- }" l; p5 Z4 X3 n7 ~
- .tooltip-toggle::before {% O( T1 R" |' I, {: @) D% H! _' e
- position: absolute;# S g% n G# t7 z- q/ X
- top: -80px;
# ]$ F( B4 d' @' a+ L& V - left: -80px;2 f8 S3 H7 y% q/ W
- background-color: #2B222A;
% k0 H6 }$ H. o4 A& ]+ |2 p - border-radius: 5px;
# A4 F. B& c" {; n5 B - color: #fff;! r: @* w. [! |% P! v% v' Y
- content: attr(data-tooltip);
6 I# q! t/ F& k' q C - padding: 1rem;
) `1 O7 |9 s9 y+ M7 U1 r - text-transform: none;
- L3 `6 ]! i4 {* n - -webkit-transition: all 0.5s ease;
/ b! N4 c6 Q9 b$ o/ U3 r" b - transition: all 0.5s ease;
# J9 [0 s2 Q8 L - width: 160px;$ v) N( I3 h, Q& f' _4 ]& P
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- .tooltip-toggle::after {
6 ~2 y; y- o: }7 Y; @) S8 @, O - position: absolute;$ A; J7 Q" `; p3 t
- top: -12px;/ J7 ~( B# G1 C! p) S
- left: 9px;& E+ |/ D4 D( ]' i
- border-left: 5px solid transparent;* U3 f. @1 P& S3 f" ~$ X
- border-right: 5px solid transparent;( ~" C8 z& a3 W+ t2 d" n) ?) o
- border-top: 5px solid #2B222A;! V! X2 U- g- a2 Z
- content: " ";7 T7 M8 b {0 Y( k
- font-size: 0;
' d1 l- w7 s; V0 { - line-height: 0;
: j, h+ H: D P3 P7 W4 d' ]3 T - margin-left: -5px;
- T+ Y/ m, e( ~7 W, T# K8 y _ - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {+ O( k+ O' D9 O! V' s0 Q
- color: #efefef;2 A* L" G p0 n! ]. Y3 V- }0 {
- font-family: monospace;
# x( |3 J' P- b" U9 _ - font-size: 16px;
8 y8 e3 _6 O4 K3 k0 H- |( p g - opacity: 0;
" R: H7 y( T( F( L/ o - pointer-events: none; u4 B' s" O+ M( @! ?$ M
- text-align: center;! z& [+ ]. t _9 Y
- }1 R* x4 I+ P: t
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
& n5 U' ^5 O0 m7 H2 Q- c( c( ] - opacity: 1;( o( E0 T/ ^. J" ]" l
- -webkit-transition: all 0.75s ease;! m2 G6 d* s! c+ q
- transition: all 0.75s ease;
+ _9 A8 w0 D z. r - }
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">
1 q+ X. ` x/ w4 W& a7 D - <ul class="nav-items">% k9 d+ m9 k! k x4 i- P6 z
- <!-- Navigation -->, O5 W- J( C8 Q# _, }2 \+ h
- <li class="nav-item"><a href="#">Home</a></li>; g$ r( W( p% F. V0 k
- <li class="nav-item"><a href="#">About</a></li>) u) H% _9 |8 K9 |
- <li class="nav-item"><a href="#">Contact</a></li>
1 A( p1 |+ u- v/ B) d5 v6 p - <!-- Dropdown menu -->
/ L! X# M( {9 R w - <li class="nav-item nav-item-dropdown">
3 Q, A, x0 U3 Y% u+ Y# e4 B - <a class="dropdown-trigger" href="#">Settings</a>( G) i' P! | H$ @. o6 W$ B `
- <ul class="dropdown-menu">
* | L7 |6 l" H+ Y% r - <li class="dropdown-menu-item">$ M+ `4 @/ U- g2 I( D- N
- <a href="#">Dropdown Item 1</a>
4 w& E8 f( I* @! u4 k1 i/ s - </li>, D" G: o% z% S0 W
- <li class="dropdown-menu-item">/ ^* v- p8 q2 X
- <a href="#">Dropdown Item 2</a>
6 k7 F% s; V# I1 W - </li>1 d+ D4 ]# s& h5 @
- <li class="dropdown-menu-item">
4 e' t( ^7 |9 A, \7 R- V. }. t5 g' m - <a href="#">Dropdown Item 3</a>0 M! J3 t w0 c0 N6 B
- </li>
3 u" G6 A4 b @8 |. c% t - </ul>/ u1 B& o. j1 o! B* x
- </li>$ A4 ^, _$ N6 v" V
- </ul>
$ q$ W1 D% W4 _: F/ x% S6 O - </div>
复制代码对应的CSS代码如下: - .nav-container {
, E# v+ A* u8 F - background-color: #fff;5 P5 N m( l, \) V3 a
- border-radius: 4px;' u, M: V& R0 X
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);: U. L0 L @7 L3 I- \
- padding: 1em; g" M& u0 }+ O6 L* Y4 L1 {
- border: 1px solid #eee;
2 W7 i1 Z7 G1 I9 O# R% a V1 }7 x+ J - display: block;
; f! W6 b% n) j+ i) R0 T3 A - max-width: 400px;% [" j# l, z% Q- X) T
- margin: 0 auto;
5 N' J p% f" k2 g - text-align: center;
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- ul,6 m9 h, a4 e% m8 y" o
- li {
$ |% c5 C$ G+ m" c; I - list-style: none;
" t# |% x# E, J- U9 B. g- b - -webkit-padding-start: 0;$ K# }- W7 x4 H% z
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- a {
/ @, W2 X: {4 [4 | `+ x - text-decoration: none;
" k& B6 o/ W) @, p; h H - color: #ED3E44;
# w1 d* I: e8 a" k" S - }
1 y4 u+ F+ N+ d! i! B9 @ - .nav-item {
* ^( S7 m' M7 K( i J) V# p$ } - padding: 1em;
# F0 L# o% g3 P& V- U7 H& J5 Q% S7 A - display: inline;
( W! d; v8 ] ^$ h - }
2 | f! O" h d - .nav-item-dropdown {
- c, _! K. T% b$ l1 k/ i$ |1 `& z - position: relative;
! s! @8 d. L6 ]: h* a8 L - }
/ q- _, M" M( X& [- Q( t& ^2 { - .nav-item-dropdown:hover > .dropdown-menu {
: [( I# _8 f! N: W - display: block;
6 \% g4 e0 ~/ S3 m& d9 r - opacity: 1;- u* K+ L2 }# _4 Q& \* V
- }
5 Q O1 f6 X0 j, i/ \: ] - .dropdown-trigger {
: a5 Y/ p& T8 ?; ?; E - position: relative;
9 A9 E9 ~+ c. j* P+ A$ a - }
; x% s9 e- I& Q M7 G - .dropdown-trigger:focus + .dropdown-menu {
- |* V( U: J' y% `& D4 a D - display: block;
) h! }! v; X0 v - opacity: 1;6 Z' h3 h, d v" h; F, U3 Z0 P
- }
7 m3 J* j. P' G, H: ~; W) H - .dropdown-trigger::after {* k$ M7 @1 r8 e
- content: "›";
3 U/ c5 ^9 P3 e0 W - position: absolute;
+ P8 k) Z' a7 V& i, F' P - color: #ED3E44;/ o# {8 g& G# z2 |/ X" P
- font-size: 24px;
$ G. j# A0 J% y; c* V" t - font-weight: bold;1 R2 B6 ^: M+ i3 q3 q, @
- -webkit-transform: rotate(90deg);3 j3 ]4 D/ t6 B/ Y1 [5 ~: Q5 U( c# l
- transform: rotate(90deg);
% f. n, O# ?& e% U2 H - top: -5px;
0 F! d+ o* Q% H$ I' g* t* [- S - right: -15px;" V% h7 S5 H. T" F- W( F& E
- }! C6 X A( H2 J9 _1 O+ T: F% ^0 m
- .dropdown-menu {/ x+ I! O/ l+ t) t% ?+ O5 R5 k
- background-color: #ED3E44;
4 o, E, a8 R- C6 w$ [ - display: inline-block;- F4 ?4 E6 T' r. H& u$ b
- text-align: right;
7 G0 \) C6 E$ X% u* }1 L - position: absolute;
, S ?% `" m+ c- @! K5 C - top: 2.5rem;
8 g) B; M, p$ Z" j6 R - right: -10px;+ I+ u# }' M8 |- q" X
- display: none;5 D* |1 L4 B \7 p
- opacity: 0;
: c- ?+ h! w0 h' a+ l - -webkit-transition: opacity 0.5s ease;" F+ l$ u2 v! z$ s7 ~' e
- transition: opacity 0.5s ease;: M* M4 n& A5 P1 O1 V" M4 Y8 R
- width: 160px;+ [" ]8 T, I" A
- }
* l2 t3 C9 A# f. W3 D' F( m/ d - .dropdown-menu a {0 K) }2 D, R$ e- i
- color: #fff; I! W- d! y8 s" ~0 R! h8 h6 r
- } s- ?2 e) }& Q' p
- .dropdown-menu-item {3 F; e2 V" v) |
- cursor: pointer;( h/ e7 m4 w( S# b C3 u
- padding: 1em;
- y" D$ z7 K; G& C E& ] - text-align: center;2 Z1 d% D( M/ V: u. d {
- }2 x/ a) _) P7 Z/ U/ M
- .dropdown-menu-item:hover {2 @$ M' ~9 \7 U: K/ z( K7 p
- background-color: #eb272d;
! i% m/ v0 S, \8 e% w - }
复制代码 - \( p' c6 m: t ?- W
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
* P f, U b/ D; c6 _ - <!-- Checkbox toggle -->
( u- g1 K* I" s, U% d - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
! T% v! _) u% R" S8 l @ - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>; q3 g* E2 I+ F$ z4 E
- <!-- Content to toggle from www.mfbuluo.com-->- \% w4 K" _# ]2 P
- <div role="toggle" class="toggle-content">7 i" x) B: F1 A2 I
- BA-NA-NA-NA!
8 x: h3 W$ c* x% \/ X K - </div>. P1 G l* S1 ^/ @/ `% C
- </div>
复制代码CSS代码内容如下: - .toggle {
+ ?' [3 e: S9 b& _3 w+ M - margin: 0 auto;
# T3 a7 v+ J$ ~2 d* C. ~, L7 { - max-width: 400px;
* q* t9 b0 {" C& I9 m2 L - }0 S# x1 t% ~5 H0 m4 i% C( {
- .toggle-label {* i% Q8 c! {3 q+ f
- font-size: 16px;3 k, L& I' Q2 u1 x$ G% H6 I: [5 x
- background: #fff;
; b* a7 Q$ u' C0 |- H1 z: q$ [ - padding: 1em;
4 V* M/ V" e( w! S5 _ - cursor: pointer;1 M+ ~4 \2 C$ H- {) V' r$ j) |7 U3 j+ Z
- display: block;& f0 S$ P9 ^" m3 k) C: R- E
- margin: 0 auto 1em;
4 P! h/ v/ a/ `0 H- g - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);7 I6 n$ Z$ P z* V& H; m0 y& c* v
- border-radius: 4px;
: ]; c- j7 p3 ~3 D: m" U - }
~! Y q% @( v; l - .toggle-label:after {3 L1 t8 ]: b. a* `8 j! p2 D" R# ?
- color: #ED3E44;
% o& M. B" v8 N6 B- F: p5 B - content: "+";6 |/ b8 D+ h" d- _' G3 _/ r* C2 O
- float: right;
5 }# k3 W9 \! g - font-weight: bold;! q" W/ V# L5 \5 g
- }
2 x$ j, P" r) J. `% c" P! A$ G* P - .toggle-content {# {4 r# _0 \. E, c, P6 }3 j9 |6 W5 `
- color: #B0B3C2;
9 j0 Z6 E' V$ J- G - font-family: monospace;
# l+ g, C1 J8 H2 T - font-size: 16px;
/ i" }6 u6 h) F1 W6 R - margin-bottom: 1.5em;( e% Z P# {' u K U
- padding: 1em;, B( g# o- Y [. F8 p7 _
- }
& c1 b7 r" x# i" a' l% f! m - .toggle-input {' P0 u$ [/ d% D1 f8 n
- display: none;% P. W. I. c8 n: P$ k: K
- }
5 w( z: H$ i1 d3 h1 H1 [ - .toggle-input:not(checked) ~ .toggle-content {
4 m% v/ G" P8 o4 v- { - display: none;/ O: U# ]: l* u. z) |2 g$ T
- }
: d; w" } x' c, o8 Y - .toggle-input:checked ~ .toggle-content {$ ?/ N2 d7 K# a
- display: block;
8 k/ \- \/ |8 I' [" s - }
6 i7 q5 A6 m, a B+ @+ ?! A - .toggle-input:checked ~ .toggle-label:after {2 w$ b1 D x: x( `1 U7 P( M8 j. K# j
- content: "-";
( ^2 a3 V9 u0 G/ N b& o- L) r - }
复制代码 5 C4 x0 _0 u3 B
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