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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!">+ t6 v9 h( J! M5 Z( S/ c
- Label for your tooltip8 s1 w0 n/ B6 H' e s
- </span>
复制代码CSS代码: - .tooltip-toggle {
; J$ l$ n; G' M - cursor: pointer;
& D. u0 X5 w" C: @3 Y - position: relative;
) A) `% @6 `, W q& B* M - }
: c2 [. L0 Q4 g) [$ H - .tooltip-toggle svg {
0 [; C7 m! o. d/ [9 f& C - height: 18px;2 Q1 o( K) |! I2 P$ a' v
- width: 18px;
- a5 N- H2 n0 p( L) K6 ~ - padding-right: 0.5rem;) X2 t3 B9 }7 `' V
- }
- D! b0 S( q/ d' [2 _. ? - .tooltip-toggle::before {
& |$ Q( y, L' j' g# C0 t - position: absolute;$ r7 b, `( n% }* X, X% `" P
- top: -80px;
1 ]. o3 E2 \, G - left: -80px;
2 Z b' k0 l- `. Z% {. _2 v, V - background-color: #2B222A;6 V0 y6 Y9 V3 J2 |3 k/ c
- border-radius: 5px;# K/ n& M5 W( ]* [! }& V; D5 K& `/ q% n
- color: #fff;
* A2 _+ t0 T1 u - content: attr(data-tooltip);: n: P. G, P' x5 k' k, J3 Q
- padding: 1rem;6 E* A/ S6 e- E0 e4 z! ^) l
- text-transform: none;: v7 s! V2 B. C2 M# I; a
- -webkit-transition: all 0.5s ease;
) N3 X5 P4 B8 G5 u( {# t - transition: all 0.5s ease;
5 O6 G: e' e, Y" N - width: 160px;
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- .tooltip-toggle::after {
% _5 B! C: `% {7 _7 n6 ^* Y - position: absolute;
" L: N$ H- T& ~# v6 ` - top: -12px;+ a6 i) `8 ^ ^/ v3 q8 W9 n
- left: 9px;1 A1 H) P" A8 Y8 z6 o2 |; K& y
- border-left: 5px solid transparent;
5 h( e$ ?9 D1 j( ` - border-right: 5px solid transparent;7 t) C4 Z$ X( [# y, G
- border-top: 5px solid #2B222A;
4 L# m* E2 N$ \0 T$ z - content: " ";
$ R3 x$ B' x" ?) m3 w6 @5 X - font-size: 0;
/ G. n- p) ]$ q& a7 r* c - line-height: 0;
$ o }( f3 }. m4 v. b0 v - margin-left: -5px;" x& v c# a# S# y4 Y4 i7 @& H
- width: 0;
% e! Y$ m" Q% Z( X$ Y( G - }
7 p! Y6 {5 t1 y9 o8 C$ B - .tooltip-toggle::before, .tooltip-toggle::after {/ R& `# n7 C( \: \0 E+ J* R
- color: #efefef;3 ~3 a( F9 Q! r; d8 z" F* w! n
- font-family: monospace;1 ~. j7 y' ]) c
- font-size: 16px;' l- T; C# _. G/ R
- opacity: 0;
( q: F. Z( M$ w - pointer-events: none;
- Y& Q2 i( m5 O) R0 i - text-align: center;
* }! b5 ?% C$ Z) y S; O: t - }
3 E- Z3 z% o7 l1 i o5 y - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
4 U5 M6 I' z5 W, K - opacity: 1;4 m3 `& V0 t- U2 `- l! V2 g
- -webkit-transition: all 0.75s ease;
4 u0 D0 F- {1 I. c( S9 i$ | - transition: all 0.75s ease;/ U8 t# p. N9 D% |& f
- }
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">
7 b1 ?; ~- x9 t: W - <ul class="nav-items">
& R# i. n4 |# U) {+ g - <!-- Navigation -->
3 d. X! ~" G& E% f0 s Q - <li class="nav-item"><a href="#">Home</a></li>
* X) y, u; J; i8 N6 Y B& h. T3 r - <li class="nav-item"><a href="#">About</a></li>
$ g- X0 f3 T! d2 t - <li class="nav-item"><a href="#">Contact</a></li>
7 L( l. n' m, E! _ - <!-- Dropdown menu -->/ i3 G9 J9 e5 A5 `( U* M& w
- <li class="nav-item nav-item-dropdown">$ t% I7 \0 I2 @, d6 r4 O
- <a class="dropdown-trigger" href="#">Settings</a>
; g2 k( K- F! Q" ~, \ - <ul class="dropdown-menu">
$ G9 @& ~1 ^$ X! g" {. r3 @0 I - <li class="dropdown-menu-item">1 j; o; o& x5 {" x
- <a href="#">Dropdown Item 1</a>$ {& O! v+ }7 G% U9 s% q
- </li>4 ]4 S: \' d, p' e0 ]6 @
- <li class="dropdown-menu-item">1 A/ d( J8 a; f/ P
- <a href="#">Dropdown Item 2</a>
' u& \; \% w; R( T" z/ J. ~* Y - </li>6 D4 i- G) }0 y! H X1 ]. g
- <li class="dropdown-menu-item">
4 b5 ?7 Z+ ^3 i" X. ~2 n+ t# h - <a href="#">Dropdown Item 3</a>
: P, M" p. u0 |. x, D2 D/ R, N - </li>
) }) H! u* n0 G* f( u# R - </ul>
6 t: @, J( u+ K2 ?7 L - </li>) g1 X j2 ~6 H
- </ul>! K3 A- y1 w* G8 }8 G
- </div>
复制代码对应的CSS代码如下: - .nav-container {
8 r B% ~: P1 r; s5 a: g) j. }+ h - background-color: #fff;
% D3 W* O- K j( V) z - border-radius: 4px;8 i- D4 a8 ]8 L
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);3 i- X9 g2 A! q7 c
- padding: 1em;
( \4 J5 A3 S( k, l* j$ d - border: 1px solid #eee;) \8 U7 Z& u$ U1 I- u0 b/ T
- display: block;' w5 [8 y2 j; [: E7 G2 S
- max-width: 400px;
7 e& Y# J5 Z* B* w - margin: 0 auto;( @ V! A# b1 M
- text-align: center;
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- ul,' N- c; j( C# f6 w
- li {( T* z1 r" _" Q9 ^
- list-style: none;. i5 X3 | B# Z* k% \
- -webkit-padding-start: 0;
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- text-decoration: none;
# d; \, B E) a4 i. o, X - color: #ED3E44;5 `/ j9 D9 e9 U& B8 H& Q% \
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- .nav-item {) b, j" c. c" k; ]8 ]/ U
- padding: 1em;( l6 e% n* \& U5 b) T5 E0 f" t
- display: inline;* ~! T% {6 M4 t( j7 h
- }
, {# d$ j$ T# m0 O0 ` - .nav-item-dropdown {7 n. j9 r$ Q5 i( G$ J
- position: relative;
; r" i# G2 _7 u6 B( u - }
1 U' q3 k- E8 N _9 B% T; r - .nav-item-dropdown:hover > .dropdown-menu {
( W" U) g8 {* `5 n- ?& ? - display: block;
+ j' O0 X: h' c0 d - opacity: 1;
- y0 z$ p o/ i- W2 m/ v - }3 O, ^* d2 a; C" Z+ S- s* a
- .dropdown-trigger {- Y$ |2 ]; k2 B$ t0 M3 ]
- position: relative;; n; C/ K* F! O, m4 q# s
- }
2 \: |6 x# N8 r, h - .dropdown-trigger:focus + .dropdown-menu {- D+ g8 y. J- \ v3 s1 m
- display: block;
: @# _* `1 s5 z/ h7 a - opacity: 1;
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- .dropdown-trigger::after {# N1 }* x9 @+ d9 m6 S/ m
- content: "›";( _: G; p5 s" R$ t* |
- position: absolute;
: O- \6 ]0 u$ H3 @1 v9 o, d8 s- z - color: #ED3E44;
2 u% t* N/ F/ t - font-size: 24px;
' s9 D) T2 K2 ] I" Z - font-weight: bold;# x! I+ Y1 v. U
- -webkit-transform: rotate(90deg);, F9 u, S: u# L+ b+ ?
- transform: rotate(90deg);
`+ ?* ]" l- s6 P/ S - top: -5px;
2 I+ m$ i! q" S& P% q - right: -15px;
K y$ L3 [3 m- h! R - }
! s& N2 K2 y0 a% d7 Y/ M) p - .dropdown-menu {% ?! D9 q4 s8 o# \( ?3 c
- background-color: #ED3E44;+ D. m5 g H1 ^3 z: Z; J- N
- display: inline-block;" [& j. v1 e- J8 t, j
- text-align: right;. N' I( K% ^2 y9 ?
- position: absolute;
, j( t% g& ?( ~& \ - top: 2.5rem;
0 d" G- s& c/ M/ M0 `1 n% t - right: -10px;, n" x& z( \9 E
- display: none;
) ^1 d& ^ s/ p" p - opacity: 0;
& J; D4 u3 q3 N) B - -webkit-transition: opacity 0.5s ease;1 T7 w c6 x: K, x: D+ U
- transition: opacity 0.5s ease;9 \5 B9 m7 C. c3 ?, ^! c
- width: 160px;! X7 v0 @- N4 [3 Z9 Q; }3 u$ [" T
- }
1 Y8 d$ V* j0 ? P3 C - .dropdown-menu a {$ b! Z+ W s9 ^4 O6 s
- color: #fff;# d/ T8 u+ S' ^ l
- }# |2 G9 I+ j. o* a
- .dropdown-menu-item {
$ ?1 X, M' v, R! r t$ i4 m/ c3 ~ - cursor: pointer;! h7 E x2 R/ l/ {+ G+ ~
- padding: 1em;5 H: B! w3 t5 ^; X5 ^7 A
- text-align: center;3 I- B; }; ]; t# ~
- }
" O; e+ i" _: y - .dropdown-menu-item:hover {
# x. y6 m7 }8 ]4 D& ?/ f; b - background-color: #eb272d;) j# t3 ~1 K f- P8 z* Q
- }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
6 n( s) w/ i) `7 v - <!-- Checkbox toggle -->
, T& C+ f, y0 W* t3 ^5 Q7 j - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
2 }& e. i" W9 ~* X2 C3 N3 ~ - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
/ W# j1 N" d0 E( t5 V - <!-- Content to toggle from www.mfbuluo.com-->& O( |3 x0 y2 N: [7 f. Z$ E& t( x
- <div role="toggle" class="toggle-content">$ z; }. S- H" d/ L& b! H
- BA-NA-NA-NA!
' ~6 K" K- V" x9 S - </div>9 z% m6 P! ^2 N2 O
- </div>
复制代码CSS代码内容如下: - .toggle {- q4 P$ X3 ] Z8 |
- margin: 0 auto;
8 T. l v3 V# C- b - max-width: 400px;# p% y# s+ K+ @8 |- m& D
- }$ U" E* n' T3 b# [- z
- .toggle-label {4 n1 X& h" A- W# @% B+ g& L
- font-size: 16px;" Z+ S4 j) a( p/ v, q! p0 k7 \
- background: #fff;, b4 |2 @9 Z- X0 \$ V$ `9 |
- padding: 1em;. d" u& S8 @# \# D( `& i: [
- cursor: pointer;4 O7 J- i7 r( x- Y/ L a
- display: block;
7 `1 ^4 M& L' e" \( ^6 Z - margin: 0 auto 1em;
1 M0 P8 L% q. K' Q a - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
l. w; w/ k8 V. O - border-radius: 4px;$ W" l+ {' ~1 J5 |4 b4 \4 d. r( m
- }
8 Z# G4 h. O% v# ]+ ~& W% c) E - .toggle-label:after {5 D7 ?1 D3 u2 k* H5 |
- color: #ED3E44;
7 J8 K9 c* r1 P* ?' Q) r - content: "+";
4 ~8 v# Q% w2 W) H - float: right;. o+ P) s4 s; j
- font-weight: bold;9 h; D0 I: j( D/ T% w: T: b
- }
! a) O% |3 x2 [" w - .toggle-content {& o: _2 a6 ~4 ]% w0 Y
- color: #B0B3C2;
z; @9 ^) s& M6 m - font-family: monospace;8 D3 }9 _" x5 o* A
- font-size: 16px;9 i3 F; C& I g' p C2 K! W) g
- margin-bottom: 1.5em;2 p0 b1 [' W/ |0 r
- padding: 1em;$ v6 t6 r) d$ L7 o9 M4 o
- }
# `9 P) i4 ], i/ u, ] - .toggle-input {
8 E5 L& L: y7 k3 |$ t3 C9 F - display: none;) L& d/ s& {6 {8 {1 B) J0 q9 z2 O
- }
! {4 H7 a; a0 Q1 N - .toggle-input:not(checked) ~ .toggle-content {
' f4 ^( r; E5 m, m - display: none;
& t+ j7 ?0 ^5 W* m - }" w, b+ X% K( x' m, Q o
- .toggle-input:checked ~ .toggle-content {
3 V( d' Q' k7 { - display: block;
- p9 i; z; P1 W S, u - }" A; S5 [/ q( o9 e( D1 y2 _7 B
- .toggle-input:checked ~ .toggle-label:after {
# S _. H* T3 ?. I+ l - content: "-";* \& g) F; w1 H1 Z' \) a$ E% |! M
- }
复制代码 ( a* L. S/ O; A- i/ V( M; n
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