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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!"> J% \4 A' c0 z$ `6 M5 _3 k
- Label for your tooltip
/ i/ c' `$ `( K& V5 U0 ^ V - </span>
复制代码CSS代码: - .tooltip-toggle {# ]3 R0 C( K8 u* [& o
- cursor: pointer;
* e. Z4 R/ P' K& R - position: relative;
5 _3 Q6 c( t- f. k( P - }
! m. A" U0 n- ^/ ~9 R - .tooltip-toggle svg {
! d( C6 c6 k9 S* A9 Y6 | - height: 18px;
2 S( F; U% @* @) P3 Z) m; q* f - width: 18px;
& F3 `8 j6 U+ @0 Z9 U - padding-right: 0.5rem;
, c2 b @2 z2 D$ |( ] - }
1 k9 J- i; q# P3 ~) \ T* G - .tooltip-toggle::before {
9 |0 d. `9 w" w& E; n - position: absolute;! X' Z! O5 T+ j/ C- i
- top: -80px;# r6 r6 r/ g5 J. @' M0 I3 d
- left: -80px;0 M" I; o% y8 A
- background-color: #2B222A;4 s7 I0 ?% Z0 n- z7 H. H/ c
- border-radius: 5px;/ C- Q! b" z% K% a
- color: #fff;/ ?$ b! D. Q' L# j/ x/ {
- content: attr(data-tooltip);
% ^$ Y# G1 W/ M$ Z; r( x - padding: 1rem;
5 m# A: \& Z; a i9 F - text-transform: none;
1 V0 C$ v$ U l - -webkit-transition: all 0.5s ease;
5 R' \1 ]( m5 L9 t4 R7 T5 b - transition: all 0.5s ease;
9 t# t4 q X& U/ f' D - width: 160px;4 _. s+ J% b! t, ], F* A) S
- }
+ N; D3 ~: |$ V6 K q+ ~1 q* l$ o - .tooltip-toggle::after { S' q( }' n( w) o# D0 K' W
- position: absolute;$ r3 A& d8 j- y0 L* u
- top: -12px;' N" N3 U' f! Y: F
- left: 9px;
% o; q Z+ K! \* ? - border-left: 5px solid transparent;
6 x8 m2 Y$ s% Z5 r. J$ |/ D# K/ O - border-right: 5px solid transparent;' H* A: z/ K3 f I6 ^0 B3 P
- border-top: 5px solid #2B222A;
2 K' Y* E: \. p! i" E - content: " ";
( e) F" m- ?5 [4 U) O& U( g$ l - font-size: 0;8 I% X: `4 O9 B# e: Y4 M
- line-height: 0;, M3 x1 I( V/ ]& E- }
- margin-left: -5px; G7 F' p0 S& H( [- \
- width: 0;& m# Z+ x+ C' C/ H5 K' q" G9 X
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- .tooltip-toggle::before, .tooltip-toggle::after {9 `) n9 G8 b7 C
- color: #efefef;
1 s5 M( }. ` c! G - font-family: monospace;
2 ^: h9 K& T( m/ e+ Z/ K - font-size: 16px;
1 v% d! r8 v" A6 K. O* U5 ] - opacity: 0;. ?5 F; F- r4 }- @
- pointer-events: none;
* K' k: \0 X& ~. E - text-align: center;7 t% R( e: u; g" [6 z( x
- }- k; L8 e6 |* r% j- X
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
0 l1 [1 l% V! G - opacity: 1;9 a$ @5 s! j7 t; I# e
- -webkit-transition: all 0.75s ease;
1 v9 o0 A+ ?0 v% @# I6 x; q - transition: all 0.75s ease;
2 V! D4 [0 S. @ - }
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">3 G- d! r% u! I* z3 v* U
- <ul class="nav-items">0 A5 p3 W* s ]- i- O+ i% \
- <!-- Navigation -->) H' v$ @3 K- Y+ v4 e
- <li class="nav-item"><a href="#">Home</a></li>+ V0 M. b8 O+ o' _6 s. ~
- <li class="nav-item"><a href="#">About</a></li>! m) T" K: E% B6 Q
- <li class="nav-item"><a href="#">Contact</a></li>8 s4 ~3 A7 f4 X% U$ b+ B: v
- <!-- Dropdown menu -->2 J2 A( }% v! V B; x: |& `
- <li class="nav-item nav-item-dropdown">
- R! u1 M7 h& T; B: Q2 j% p - <a class="dropdown-trigger" href="#">Settings</a>5 _4 g& F1 S0 l
- <ul class="dropdown-menu">
0 b' x* O0 a9 U j1 r0 \ - <li class="dropdown-menu-item">+ T& b6 b$ x: V5 {2 _
- <a href="#">Dropdown Item 1</a>! n) ^# }4 s: K6 v4 k
- </li>
5 ^: b. w$ h# j+ { - <li class="dropdown-menu-item">& A2 p) [* n8 M! p
- <a href="#">Dropdown Item 2</a>5 ]/ |- \, }- o! p# L1 V3 b: ^* O( `
- </li>" X! E( j" k" B7 ]; v6 V
- <li class="dropdown-menu-item">
' s: d. w1 A$ I1 D - <a href="#">Dropdown Item 3</a>
0 y( A3 h8 q3 r' U$ T F - </li>
0 t; Q" G9 s" y; m1 N8 N0 g! ] - </ul>
! o1 h7 u, Z# K, A1 a - </li>. k6 u4 W* T. T& G- O% x
- </ul>! |6 O; i x' W: C7 R2 B
- </div>
复制代码对应的CSS代码如下: - .nav-container {% a3 W% b; ]! n7 A8 ~9 q$ z
- background-color: #fff;
* @& p8 t2 q5 [+ L - border-radius: 4px;
# n) n5 e6 l/ y f- z# ?* | - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);% n. _1 |' n; s
- padding: 1em;0 _. n; q; D# O5 a; `( I
- border: 1px solid #eee;, G- @# V% T/ y8 a7 {8 j% L
- display: block;. r4 R( V) q& p$ m% x" |0 Q
- max-width: 400px;
6 g2 P% v1 m: c( l6 f( B- M0 t - margin: 0 auto;
- O( F. r8 i: t8 w3 p. ~ - text-align: center;
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e% `4 W9 ^. x& z - ul,
# z2 U! z) ~# N# Y1 }3 g3 U$ z - li {: r+ ^- N$ X$ ` `1 p. V
- list-style: none;& L3 b9 q4 }6 Z
- -webkit-padding-start: 0;0 Q1 ^$ a7 R, v! [9 J" X: i9 Q0 T
- }
4 V( m7 t+ g- P8 k9 e - a {
! {# U, {0 ^/ ]0 u# I - text-decoration: none;
# K! x( M t5 n+ i+ Z3 K& q - color: #ED3E44;
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% @5 d* a, o; m! U& L2 ` H2 y - .nav-item {! Z+ h& ^0 w, ~1 V3 s, R
- padding: 1em;2 u0 x+ m: u" |" E
- display: inline;
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3 n* E0 z5 c% ? - .nav-item-dropdown {( Z' C. Q0 ?( k3 Y: N+ ]' a: v' p
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
# t7 ?! X* F8 Q6 w - display: block;5 U4 V9 E% T- d4 D9 |' Z
- opacity: 1;( ~! Y1 ?& `$ ~
- }& p& S2 k) y ]! x
- .dropdown-trigger {; `+ h0 c) c* C' B* |" Z9 D
- position: relative;6 v6 S+ x7 P" B
- }: F( g; \; n) p6 l- S( X
- .dropdown-trigger:focus + .dropdown-menu {
, Y6 u/ b* w* G3 D5 v. r - display: block;9 t" ~6 `# Z/ @8 Y; [( f: m; X
- opacity: 1;9 F9 w9 I1 l2 ]( q
- }
0 w2 G( q, P7 b' }; S! ] - .dropdown-trigger::after {
7 l" K* Z' [0 C) J( K1 H8 F - content: "›";
: D! R' {* H+ ? - position: absolute;3 k1 b) H2 H2 h: D9 ?
- color: #ED3E44;" d- E) b4 R( B1 |' X6 e9 W, L
- font-size: 24px;/ X; I. |2 Y& ]
- font-weight: bold;! z3 X; e6 {2 j _
- -webkit-transform: rotate(90deg);# t2 P$ C) s. r& ]1 X
- transform: rotate(90deg);2 U! h; c) b; ~" h x" f
- top: -5px;& T, Z- H2 F5 P6 B! ?: ~; G0 K2 z
- right: -15px;& L \" g0 D0 F# v9 F
- }8 r6 _0 J8 j6 U S3 o
- .dropdown-menu {
( l0 W/ D" o+ { K7 S, {) b; m5 a - background-color: #ED3E44;
+ M0 E) }- Z& V6 S( {" ~+ n - display: inline-block;
6 x3 H/ a. n5 z - text-align: right;" D: a" r) h, t; H7 R
- position: absolute;
- `2 Q8 i* ], F, j2 D2 R - top: 2.5rem;
7 J/ v, `/ b8 y2 f0 f4 g - right: -10px;
& p6 m' [4 Z- v# k+ n' u. n8 J - display: none;+ Q9 O n+ O) O, O1 D; R
- opacity: 0;
4 }% F0 H) a$ m$ X - -webkit-transition: opacity 0.5s ease;1 i. R: m: l! P0 [9 l2 @, N7 ?
- transition: opacity 0.5s ease;
L' S' x* o) l1 S3 @ - width: 160px;+ L. J9 M F5 b' B. J( l, Q
- }* n1 S0 r4 O+ }6 [
- .dropdown-menu a {+ K+ z3 }! s# i0 C
- color: #fff;
7 c, z$ q; x/ ]( a/ o: g - }4 H" J6 H8 X4 f, w% ?# x; p- Q
- .dropdown-menu-item {
# n0 ]& ^7 {" j2 O: o6 i - cursor: pointer;/ t2 r8 p% a9 j3 D8 Y1 e
- padding: 1em;! v( U% H J( e* q' ^
- text-align: center;
% B" {" H( d& } - }
H# M6 g+ I4 M( Z( w% E9 T3 v - .dropdown-menu-item:hover {
3 b/ d* t" j9 I0 z+ \; K+ @0 \9 I - background-color: #eb272d;
3 h; @* R$ l) {7 m; S7 H - }
复制代码
1 y9 W6 H2 D3 j" G3 h, `可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
* l$ o: E$ U3 ]6 R! Z' O - <!-- Checkbox toggle -->0 n" Y H! G/ V$ B' X* ^6 v
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">5 a7 h0 @: r* B! f2 m. P
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
I- {- l& @" W$ k. k/ ]. }. V6 a - <!-- Content to toggle from www.mfbuluo.com-->3 t. y( }% z0 U3 E# r o n( A
- <div role="toggle" class="toggle-content">+ j& [4 T: N( X& N% Z
- BA-NA-NA-NA!
2 F* F1 t( m6 t) Z1 W! J - </div>
) d- `* r& Q( [0 A% A, C) B3 r - </div>
复制代码CSS代码内容如下: - .toggle {; V7 u* T& Y2 k0 b2 L
- margin: 0 auto;+ b* H; N# \9 ^7 p @1 z
- max-width: 400px;
/ x4 P" [% ]) h/ k+ \! ] - }. [* V4 D$ j! q/ a
- .toggle-label {* o; l5 V p) {
- font-size: 16px;% @0 L. H: ~/ e0 M3 `) W
- background: #fff;/ N N( R' N: s6 D
- padding: 1em;
* H! c4 ^ D5 m+ q/ @ - cursor: pointer;! P/ g* b* g# U( @6 @
- display: block;
$ T2 [5 ^& ~/ O( y - margin: 0 auto 1em;
+ x& D9 d9 j* W& J - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);6 L* h- H. G% p
- border-radius: 4px;! k+ B1 ]- l0 m: l. ~* j. ^
- }
9 t+ e4 t+ e$ S* _8 u - .toggle-label:after {' D1 r+ d7 b1 m; P; |: D5 }
- color: #ED3E44;
) ^8 l- g" K0 m( M# u: @: T0 t - content: "+";
" D3 X, p9 g( J& z! E) U y; ?2 Y - float: right;
8 v8 y, p2 |) R+ h" V' Z7 t% s4 g p - font-weight: bold;" X5 {2 s3 z' U0 W3 ^
- }/ q, L8 ` O$ [) X- u0 t- o; w2 J
- .toggle-content {
2 F" l7 i1 n" o9 Y& p! G1 K1 T! ~ - color: #B0B3C2;. U9 ?, m5 P+ C/ j
- font-family: monospace;
' F, t8 {- s! x0 M/ Z/ k - font-size: 16px;* G. X" e( V: I9 }* z8 [
- margin-bottom: 1.5em;
4 q* i5 _( m4 ~3 i( K1 M% e - padding: 1em;
" p. [* I3 v+ t8 R# u/ T( ^2 ` - }) c8 E' D, v# T
- .toggle-input {
9 y" v- r0 o9 w9 e6 ~ - display: none;
' u8 D% f; e( J# k9 j/ a: W l( O - }
1 [3 r1 I& O k, F# x: _+ m - .toggle-input:not(checked) ~ .toggle-content {
3 w. A( w# n9 h8 { - display: none;
/ _! j. k7 n3 r, G - }( {4 p! B$ t6 @5 @3 k) A( ] `
- .toggle-input:checked ~ .toggle-content {
~" A) r) \; n - display: block;
/ u, I6 E, Z, Z. Z6 D$ D - }
* ~7 K0 n, L: c, k) i - .toggle-input:checked ~ .toggle-label:after {5 Z% m% i7 O8 J" l0 f8 O/ w) F
- content: "-";
" V- u' p3 f1 r. r - }
复制代码
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& V. @# A5 d4 e- ]7 C( `+ i7 A6 d& Q% y. ]7 H5 O3 H7 e
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