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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!">
1 h" L) W/ e9 L$ D% x) U0 b0 n7 o1 t - Label for your tooltip* ^, A2 i/ Q0 R- W0 N% h7 x
- </span>
复制代码CSS代码: - .tooltip-toggle {8 r1 E: X, `- Z9 G" ~& f1 t- L% J
- cursor: pointer;
# ]. `/ ]% O; K/ b! Q - position: relative;8 b$ A4 a8 R1 X. C
- }+ }* n& i( d* W) |% V7 O/ l
- .tooltip-toggle svg {
' k0 X Y+ z' c% J1 K' C - height: 18px;, T, s6 i" w' V+ H0 l: `, B; q
- width: 18px;" ~# \# }- E4 I
- padding-right: 0.5rem;
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/ @, b* r3 G8 x3 Q - .tooltip-toggle::before {
3 `0 V7 R" h O - position: absolute;6 Q' \8 a5 t) v) C
- top: -80px;
4 _6 ]% K$ q) J/ t5 m; b - left: -80px;
$ ?& j! @: y7 q4 D. a% X/ Y - background-color: #2B222A;6 s, L. x' s4 ~# `
- border-radius: 5px;
! b; d5 B; k- R. T4 r, } - color: #fff;9 f ~# p) m( O4 _6 U
- content: attr(data-tooltip); g) b' O; Q! q; x s* U
- padding: 1rem;
+ ?% T2 @ I4 Q( N1 b- y3 d - text-transform: none;
" h0 Y* p5 E: Q - -webkit-transition: all 0.5s ease;
! \4 r; q( ^2 L* P5 R; X - transition: all 0.5s ease; P y2 R$ L x6 }
- width: 160px;
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6 g$ R( }0 @# n P - .tooltip-toggle::after {
) S G% _6 n+ Z q% \! l - position: absolute;" B" p5 u) I2 u4 z
- top: -12px;# }4 m( X& o6 H0 ~, U, Q/ J* |: g! m
- left: 9px;
5 k9 F( j/ X* A4 ]4 l2 {0 C - border-left: 5px solid transparent;. @$ f- E. O; X! k& y2 W% `/ B, X2 O
- border-right: 5px solid transparent;5 L8 ~) |& z8 _; g/ z9 O$ R6 @4 o( f
- border-top: 5px solid #2B222A;
0 Y& H9 s1 x9 d" e - content: " ";$ z/ S7 I) q+ g. C8 p! G$ X, d
- font-size: 0;; J9 u X' O$ ?4 s
- line-height: 0;6 w+ I! E2 u7 w- L2 t
- margin-left: -5px;
9 q( l% \0 y7 V: C - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after { ?2 D G/ |1 @( @! |3 U# b
- color: #efefef;* l% g5 Y" b) f7 w
- font-family: monospace;
) _5 I5 N4 f/ {; h - font-size: 16px;
; E1 b- { h0 x7 r/ Y6 N - opacity: 0;
" g$ G* X$ G/ p5 q n! i - pointer-events: none;
3 ~5 {/ a0 H8 d - text-align: center;
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1 m' U. C* f( {5 ` - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {0 z8 U# A5 G0 r2 t5 b0 F6 K& S
- opacity: 1;5 i) ]1 O: {0 k/ @% j4 Z
- -webkit-transition: all 0.75s ease;
7 ?$ x7 v6 X0 Z* a. P - transition: all 0.75s ease;+ T2 C4 t, F! a( H5 h7 y, ]) [
- }
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">
2 R0 x) b% M) n! [! X - <ul class="nav-items">: X* a) V6 _4 |( K; F# q7 t
- <!-- Navigation -->
r+ G" c0 d B# b& q - <li class="nav-item"><a href="#">Home</a></li>( ]" O! ]" |: E; A9 [
- <li class="nav-item"><a href="#">About</a></li>
( c. M8 p% c$ A/ o, g - <li class="nav-item"><a href="#">Contact</a></li>5 d! e( E. }6 j/ K1 A
- <!-- Dropdown menu -->
: r/ n( `6 i( J" D# e, ` - <li class="nav-item nav-item-dropdown">+ q, M8 A9 C6 @: O: v
- <a class="dropdown-trigger" href="#">Settings</a>
; c1 g* r5 I' j& w$ Q) f/ N - <ul class="dropdown-menu">, h7 l( ^( w" U2 G/ P% I' d& W. @; g4 e
- <li class="dropdown-menu-item">
O+ A, k8 \3 ?- i+ Y/ j4 y* ` - <a href="#">Dropdown Item 1</a>
9 V7 H1 q& {" e- h; L8 a - </li>
" N/ E2 V! m6 Y3 |1 m - <li class="dropdown-menu-item">1 u3 q7 B, X4 b! t7 F+ B& D
- <a href="#">Dropdown Item 2</a>% h/ k6 q0 |* z) Q
- </li>& g8 D/ d6 ]% I1 v- D& P. }5 T
- <li class="dropdown-menu-item">
; t: H/ _% X! a; K4 R: c5 k' C! U& F - <a href="#">Dropdown Item 3</a>1 s) q. ]: A Y) B6 `( F7 K q
- </li>- B- v7 s7 l$ p% R. ^( n8 T6 H G. E
- </ul>
) ]# p8 b2 u3 }! F; v - </li>
; \) }; g5 Z" B: a- ~( l - </ul>
) j: D6 g" `0 N - </div>
复制代码对应的CSS代码如下: - .nav-container {7 n5 P: i+ F* J. K6 v, |7 j+ _
- background-color: #fff;% }) t$ z0 C7 P. Z$ e3 L
- border-radius: 4px;9 D8 j* ^/ L3 g
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
: O- \3 v2 ?2 e) g+ E9 j - padding: 1em;
6 {% ?: }7 \1 b1 P" _ - border: 1px solid #eee;
+ d5 j5 @, C) N$ K) w - display: block;. h; s6 K4 N. `. r
- max-width: 400px;
: i. }! \+ X3 m: d - margin: 0 auto;
% t& Q) k4 ?3 s- H* x7 ]& d/ K - text-align: center;0 w; k4 R5 W3 ]' W/ U
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- ul,1 \/ @. K. D' y9 `6 i0 O. B
- li {
- S) V- D# ^5 o) v$ ` ^1 ^) k - list-style: none;! _+ }% Y' g G0 E& {) V6 E
- -webkit-padding-start: 0;
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- a {
( d( z, Q! _$ ~! A8 K - text-decoration: none;
H/ o; G1 C; i5 ~ - color: #ED3E44;
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7 s1 d6 D/ g u5 k9 l& [7 ?8 ^; E7 b - .nav-item {/ r3 M# Y8 @6 u& {7 a! s9 q( y$ l; Z
- padding: 1em;
. D# w( ?3 \ y* U' V8 i( X9 q - display: inline;
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- .nav-item-dropdown {
& D6 j5 Z2 q v- O - position: relative;% p D, x/ m1 w, _& d. q0 B! y
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- .nav-item-dropdown:hover > .dropdown-menu {
1 W9 U0 \; `8 { - display: block;& |* P5 G+ z( r- |
- opacity: 1;4 {5 u6 m- i, ^: G( A8 V
- }, `0 ]3 \4 n. l/ _; z* u
- .dropdown-trigger {8 w3 a3 B: Q, @! N4 E4 R
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {$ N; Y, ~2 C, @
- display: block;! Z) j" F: \2 @ {& I
- opacity: 1;" K* {2 l# j3 N" V8 w& Y; M
- }
# q w i" ^+ |" x! e f- N - .dropdown-trigger::after {
/ T1 ]! J3 R+ Q/ c! B9 y - content: "›";
1 A) o. E6 ~: @; U G8 k2 y0 q. u+ E! M - position: absolute;5 u0 Z: d* `/ p
- color: #ED3E44; Q. C5 I1 ]0 s
- font-size: 24px;3 C$ w) _9 J+ q/ W* i
- font-weight: bold;3 v9 n% I& E# `7 q% t
- -webkit-transform: rotate(90deg); T' |8 Z5 I' H8 z4 m
- transform: rotate(90deg);
& m x9 E. b) S4 p& v# V$ W6 x - top: -5px;
8 r1 Y8 e! T& ]- Z5 u1 } - right: -15px;* {. L" Z Y A" S; L9 x" G
- }
, J# A, e6 T' h1 Y, G - .dropdown-menu {. z6 | _; _% C1 A
- background-color: #ED3E44;' ^. o: `: k9 e! `# q
- display: inline-block;
$ F. b+ V1 S) @) t; _- ~ - text-align: right;; s5 F. |, |' W) m
- position: absolute;
, D5 Q) ~7 q/ h* f+ r2 c# i - top: 2.5rem;' t) _1 p5 ?9 X" t, O) H
- right: -10px;1 ]1 f: H9 a6 a6 ]. g
- display: none;
: a, |# \& H3 G5 J( l; {3 K - opacity: 0;
{4 u* U* e4 q- I4 } - -webkit-transition: opacity 0.5s ease;
& `1 O p' {) r! A( r7 b6 { - transition: opacity 0.5s ease;/ N# }4 z% I& V* G
- width: 160px;
* t4 ~: f _( H$ q: j- g - }6 F) E$ _5 K2 a7 ~6 f, {' [/ i2 R
- .dropdown-menu a {9 x6 b4 i' e( O6 K
- color: #fff;
4 m! S" H g, t* S2 F$ u - }
1 Q: ^& h `$ d$ n+ i; g5 J - .dropdown-menu-item {2 v: D+ Z- D$ D7 g
- cursor: pointer;
2 H" @. e$ x; f - padding: 1em;8 B' V$ w, j% j6 e
- text-align: center;
, d" |5 F7 q4 p& c9 H7 ` - }
% l- S* q/ C; } - .dropdown-menu-item:hover {
2 C4 H0 R) m/ j6 s' V9 h: }2 D - background-color: #eb272d;, K& V' z {+ x
- }
复制代码
# y( H8 Q# C2 t1 s; O可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle"># C- b- i9 ?; G0 t) f8 ]3 n7 t+ J! ^7 s0 U
- <!-- Checkbox toggle -->
7 {9 w J; c7 l) |. `( \- Y - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">7 G+ A; X+ ^. d; {
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>8 \- T$ p' h7 ?' T, h
- <!-- Content to toggle from www.mfbuluo.com-->5 I7 ]! p1 |2 b( X" n% |2 }5 Z
- <div role="toggle" class="toggle-content">
# B- v- ~( U6 Z; Q9 ~& J6 ?# v - BA-NA-NA-NA!4 [# b4 I+ ]) {; b
- </div>* `7 U# L+ t8 p" n. n0 F4 c
- </div>
复制代码CSS代码内容如下: - .toggle {
) d& [5 `; D% {- R& E- o( f - margin: 0 auto;
' v7 n& V, |% c6 u- A: Y1 B - max-width: 400px;
" V4 ^! B% u3 a - }
* @" D* v8 h5 x% i# Q - .toggle-label {5 G' z7 q9 `6 R7 D+ {0 _6 y
- font-size: 16px;
# X# u6 V) M+ f- \9 X. \ - background: #fff;
" J1 j/ d. m1 g* X - padding: 1em;7 y+ c% D7 B. u/ g$ f/ d1 b
- cursor: pointer;& _2 b. U( r% X! k& u
- display: block;0 F0 X( X: j& J3 ^1 N5 s# r
- margin: 0 auto 1em;- Y, A5 `2 w: Z s- e9 W1 q+ b
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);' \8 V' _( q4 Z. i% {3 y* U
- border-radius: 4px;
2 l4 Q( j. f$ c" r, B; n* |5 ? - }/ t9 s' ~1 z- ~6 A0 L
- .toggle-label:after { Z1 |; @) I* m, Z
- color: #ED3E44;
9 l5 {0 w1 h, q3 R" q" m0 L; U& s - content: "+";( {8 j! s, X) B! q" q6 X
- float: right;+ [* u$ {% T. n8 l
- font-weight: bold;) p: g) E6 q X' D$ ~$ f
- }4 g) ]- b& U" _" r( @$ b
- .toggle-content {
$ @1 W. [/ `& k2 \ - color: #B0B3C2;) R1 g( [7 U' B* O
- font-family: monospace;( H7 \. X4 c6 _8 V N L- R1 \/ O
- font-size: 16px;; j+ J1 u6 E( X6 n
- margin-bottom: 1.5em;& O! }& W T9 Y; L/ u
- padding: 1em;
0 F. \. [0 M J) ^$ r - }
+ Q ^0 F8 m7 q4 D# \. q - .toggle-input {: l3 F% [6 T* u, m; o1 U! n5 Q' I, V C
- display: none;6 X- f& {) n/ {; K3 {7 Y
- }
. e% ?0 K& C% {. k9 s - .toggle-input:not(checked) ~ .toggle-content {
8 U" J' `5 v! K# ?% w$ B, m# \+ B- Q - display: none;
1 b9 a4 Y- ^6 E3 K; Q( [ - }
) g5 d! W' E2 d% ^5 J& X* Y - .toggle-input:checked ~ .toggle-content {! e: t' U" L% o4 N7 f
- display: block;9 @, x- n4 \/ E- ?
- }. n5 s/ x+ @ T6 g% y; B
- .toggle-input:checked ~ .toggle-label:after {) `& A. L8 w$ Q# U" k# U3 B$ f: G
- content: "-";
! z5 l+ y ]4 v6 n* F4 T - }
复制代码 4 E8 y& M3 u! i1 u& i
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