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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!">" k( X3 f3 ]2 \5 A/ l, ]
- Label for your tooltip
/ q! o' R, M( c4 {8 V- v - </span>
复制代码CSS代码: - .tooltip-toggle {
3 Q* r' h' d/ X4 v6 `2 \ - cursor: pointer;
/ Z( E- @+ ]/ x8 v - position: relative;
8 @: S* W0 t- `2 k- P - }
0 ~& P: Q: I( d; A - .tooltip-toggle svg {/ b; I# B1 G0 c) W z+ |7 Y, K3 }
- height: 18px;7 P+ b- m, f% s
- width: 18px;
3 B5 A0 S- I* B - padding-right: 0.5rem;
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- .tooltip-toggle::before {
5 O, z+ B" V ?; T. C# { o# M" K - position: absolute;
% U* s, _4 U/ Q$ y% W - top: -80px;3 W3 u f7 k1 Z+ q. q# {2 f6 V: n
- left: -80px;" `, @ v1 D; t
- background-color: #2B222A;
1 ]* Y4 m) z7 v7 I; \. m - border-radius: 5px;0 k) V. w6 J1 k% F
- color: #fff;9 `7 r; o. t, F' b3 P# Y
- content: attr(data-tooltip);$ h( M x9 `3 y- o* r, p
- padding: 1rem;
" ]) H' I4 A4 ~6 x! L - text-transform: none;
% |0 V/ H3 E6 D% C! F' @+ Z1 u - -webkit-transition: all 0.5s ease;
. ~. F0 j" J. T; h! i - transition: all 0.5s ease;
~5 Q; S6 E2 e6 y7 o/ W" t4 L7 B# T - width: 160px;
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F% X7 Z, }+ f! m4 L4 U- l - .tooltip-toggle::after {0 P0 D# N" r( y9 H4 g9 J8 ?- a5 t. t
- position: absolute;( a. [5 Z% ` g3 g' \- b; F
- top: -12px;( p/ ~4 a* w1 `2 t
- left: 9px;1 r; i3 L. o. G# _
- border-left: 5px solid transparent;& ?) X# ^: y# {) w
- border-right: 5px solid transparent;+ H0 ?# g- ~( C' l# y
- border-top: 5px solid #2B222A;
* i& h" w I+ z2 y2 c# M! q1 R - content: " ";2 Z: b' D y8 a! I- Q
- font-size: 0;
3 x+ \- p0 I1 B V2 J4 O$ l! R# d - line-height: 0;( ^% K% E, u+ F ~' u
- margin-left: -5px;2 N; V- [2 n" T; d. g7 t" }
- width: 0;" [+ C8 y6 n. L
- }
) S4 @, w5 F0 R1 q4 B - .tooltip-toggle::before, .tooltip-toggle::after {+ E/ s" U8 e/ Q) J- }: X) A X$ k
- color: #efefef;& c8 _* h" q5 D. a8 p
- font-family: monospace;$ M- {/ ^( R+ [. b" G( R, C
- font-size: 16px;
4 ], E( e3 U. ?( ?9 o: D; K - opacity: 0;
) j5 m% m( S* Z @7 d8 C: h - pointer-events: none;
% m$ |! N( ~7 \6 M0 `5 C - text-align: center;0 y; |1 w9 B+ w4 P$ a9 D2 e
- }
( `2 W: ?2 f b; n2 l0 S7 _8 g - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {6 {$ ^( p# V! X
- opacity: 1;; B" b5 h' W2 H6 Q
- -webkit-transition: all 0.75s ease;
* }) |7 J1 s/ m" G2 A1 t3 F - transition: all 0.75s ease;: k4 I2 Y# ~- ^: B K* `5 i4 `
- }
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">, N9 U9 ^' a) V7 H9 n% Q8 |* N& f
- <ul class="nav-items"># X' _* o2 n4 K, v- {2 @3 |0 E" K
- <!-- Navigation -->
% K6 |, X7 ~" V' J+ P, u1 ? Y - <li class="nav-item"><a href="#">Home</a></li>2 g, _+ b: c F& \6 a% Y6 o
- <li class="nav-item"><a href="#">About</a></li>! o) i6 U& N2 A7 H. w0 C: K
- <li class="nav-item"><a href="#">Contact</a></li>
2 r7 j6 Q/ V" K7 k4 r7 ^* S - <!-- Dropdown menu -->
4 X3 ]- H% s8 J6 R& m- D Y - <li class="nav-item nav-item-dropdown"> ~" I% p6 x7 ^+ O* S6 ]- t2 \
- <a class="dropdown-trigger" href="#">Settings</a>
# g5 J# o, ~; I0 r7 T, n - <ul class="dropdown-menu">
& A# g& M4 N, I - <li class="dropdown-menu-item">
0 d/ E7 |( O( c: m- L. X. H# N0 D+ m - <a href="#">Dropdown Item 1</a>5 g9 q+ Y. A/ D2 z& g( C
- </li># v' b; n, a5 X7 S9 O& Z0 Z
- <li class="dropdown-menu-item">* Q" ^6 U! J+ U! ?; `: Y& `7 E
- <a href="#">Dropdown Item 2</a>
/ J" Q2 r; W; M; u4 q" n Y7 _ - </li>! x& f1 O, Z; _; m! k7 d y" i# q
- <li class="dropdown-menu-item">
/ C) z6 ^$ m' L1 v9 k; i - <a href="#">Dropdown Item 3</a>
; i$ L: w" E) N* O* B: j6 J* ~ - </li>1 a# _2 l% Z9 ]# J \, j
- </ul>
( p1 y& \% W& w5 r; u5 l - </li>
- x. F3 ^+ ~! y - </ul>
& O; M: Y9 g% X/ j$ @( @& I - </div>
复制代码对应的CSS代码如下: - .nav-container {
, G) G! _/ R* U) D; ]* q# Y8 S - background-color: #fff;
; v1 S5 p8 V: a; b - border-radius: 4px;3 d9 k/ a7 Q5 O* g, L
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);) R3 c1 [& [: L3 [
- padding: 1em;
, i* M, j9 A; ~ - border: 1px solid #eee;0 r; D. u- q1 t& \# _3 h* }2 l- k0 T
- display: block;
& N0 W+ _7 F3 I3 s9 R7 I - max-width: 400px;
) P' U' K/ v. } - margin: 0 auto;
, s# \! R: K- Q6 b- E: k - text-align: center;
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- list-style: none;/ H! W$ Z/ @* o9 D! T1 Y1 E
- -webkit-padding-start: 0;
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* s6 ?' b9 z0 D- y6 x - a {
: v0 t) c* C8 `0 V' I# C; I - text-decoration: none;
" h) }: {' S5 R - color: #ED3E44;
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- .nav-item {
7 i; }. A- L' h/ w3 H5 l - padding: 1em;
9 S$ q6 z+ w4 i8 d) r2 B - display: inline;* J; o; g7 g4 r k, L* R" `
- }4 ?- u, Y1 c* V. _7 w+ r/ i/ A' B
- .nav-item-dropdown {4 s5 a2 G5 J ?8 M' u( N, g
- position: relative;0 h, G/ y4 l- g1 D+ ^& m! v2 b( B
- }" D: `5 n4 A) B& i- g
- .nav-item-dropdown:hover > .dropdown-menu {
' j/ s( X; ]: O9 U& s2 x3 W; X5 U0 G - display: block;$ S: J: _% y( z4 S* x
- opacity: 1;
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- .dropdown-trigger {
6 }7 q5 j/ r) r) {9 N5 e* P - position: relative;! |, F+ F- c* I- Q
- }. }4 E, ?5 P. _/ |+ P% u
- .dropdown-trigger:focus + .dropdown-menu {
2 q7 o& e# B+ O& b" J! d- z1 | - display: block;4 T/ B/ G1 s. D! s% B9 e, _3 a
- opacity: 1;( b% n; C+ t* i
- }" |( J" p$ Q& w) M+ P& @6 \
- .dropdown-trigger::after {# L3 Q! g% v/ T+ G$ u' i
- content: "›";. `0 a6 ]. v# | ^$ s# }( |, \
- position: absolute;
- I4 E- X, f. t, _ - color: #ED3E44;9 t0 r1 f& ]" ~
- font-size: 24px;; }# |9 ]" R' k- I1 k1 h }
- font-weight: bold;
% W( Y1 }% {/ O! ]% N x9 t3 b: ] - -webkit-transform: rotate(90deg); G' j$ r; b. m, d" J
- transform: rotate(90deg);1 G: |0 E" z4 a2 n: I
- top: -5px;
0 a+ I- {( C+ v8 P8 K - right: -15px;! b7 Y6 _" u$ }2 P% S
- }2 c' R5 F' r5 f' S5 M4 G
- .dropdown-menu {
v) N9 E4 |$ B- s - background-color: #ED3E44;, b6 @& i/ U s! Q
- display: inline-block;$ x9 q+ B9 Z% C j( S
- text-align: right;* {1 q9 r0 x* {6 _) H
- position: absolute;
, c) F- a1 P6 r! N - top: 2.5rem;
/ D& w3 ~/ _; P6 C. ~ - right: -10px; J7 x0 V4 q4 G8 o- F4 b' ?5 @
- display: none;
1 r( W- m% i' `1 m2 C$ x - opacity: 0;
/ |5 q- P( W0 @( y/ k+ Q$ H - -webkit-transition: opacity 0.5s ease;. b, u( ?( p* }6 D& I A
- transition: opacity 0.5s ease;) f9 H& H `6 ?( n! \. {1 \1 b6 F
- width: 160px; c, C8 C1 F( i+ \: f6 k
- }. n9 a& g" j a, a( ]: c. _) C
- .dropdown-menu a {1 p& X3 n' b4 h ~7 W7 L
- color: #fff;
3 O0 j* \( A) j/ i - }
$ q% L5 P0 c( l9 q- _+ Z - .dropdown-menu-item {/ D( E+ y. K4 S$ T4 o3 V; Q, l1 }
- cursor: pointer;
7 h$ h$ ?' H- J4 p7 V - padding: 1em;
1 ^ A) E, O# R* } - text-align: center;& n& _2 n4 j9 N$ D
- }
" O3 M7 o" s& e+ ? - .dropdown-menu-item:hover {
9 L3 u6 l, ` T9 h8 L. M6 h h" y - background-color: #eb272d;
3 h" ]+ ^7 ?" x9 n1 D% I - }
复制代码
# H' J4 a. B6 { C) o3 m可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
. `# x2 z+ Q+ p: d- ] - <!-- Checkbox toggle -->
0 b4 g; d) q! \1 W2 a. J - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
3 K% H& k+ G, g; } - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
$ K" v5 g3 u8 }& g. x - <!-- Content to toggle from www.mfbuluo.com--># M9 z) C% A3 F c2 O0 `
- <div role="toggle" class="toggle-content">6 o/ ?% S' i7 M+ i5 e
- BA-NA-NA-NA!
$ K" V2 K1 e B/ l. ]) }0 k4 f2 S) _ - </div>
# [8 q* z8 T9 R- M - </div>
复制代码CSS代码内容如下: - .toggle {% q1 y7 T. y' C+ Y% j0 }3 s
- margin: 0 auto;( R9 B( ?% u" ^: x( B% x# e& ~, s
- max-width: 400px;% i, C: v: ^! p' B7 g5 W
- }/ K7 ?0 s# F) Z6 L4 c: k
- .toggle-label {& f9 X. [- q4 U
- font-size: 16px;: c+ l+ p/ H( Q( {/ A2 i
- background: #fff;7 m- K8 d* R! F* s% ~9 ^; t
- padding: 1em;
; d, K8 \+ a5 W8 M% X+ u9 l - cursor: pointer;
- K- h j _4 T- U0 C - display: block;
4 U6 k2 S; ?* r( e$ B( f$ H4 q3 D - margin: 0 auto 1em;
4 R5 |' _( T# y4 C/ L0 I6 y: |/ _* ? - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
) M2 |; @0 g$ [+ c - border-radius: 4px;" `' U ?: n/ }
- }: X8 ]" b; N/ ~/ W7 ^
- .toggle-label:after {
" T) a5 M* S5 @ - color: #ED3E44;0 r5 E3 H$ E+ s1 C) H J9 |
- content: "+";
+ Q7 r* |7 }5 z5 u, |! P9 J - float: right;
/ [/ d7 x) N8 S3 P - font-weight: bold;$ o4 G% E: @. k1 d7 \9 {6 }. i+ H
- }$ L2 ?0 M# b" F* ^# b. h5 B
- .toggle-content {
) e0 Z# y2 S, v - color: #B0B3C2;
! L$ d4 r- o( w, W6 U - font-family: monospace;
# O3 \- s$ o, f! a3 z1 ^ - font-size: 16px;
% Z0 Z2 m6 a( C - margin-bottom: 1.5em;
1 C7 }! W2 Y3 z) ^- v - padding: 1em;+ }4 B" Y% i1 n# X+ r V6 p
- }
) E1 J1 M6 }2 |7 q - .toggle-input {& h$ [, @: O" A% k. J [" [5 [6 e
- display: none;
) e P# c5 n# ~6 _! v" B5 I( v - }
) Y; q( `" [! o( k: B+ \- C ^/ g - .toggle-input:not(checked) ~ .toggle-content {$ _; s% B# i$ @$ [
- display: none;
3 F( {$ s7 G. m* O - }
; X6 a5 S# C$ J - .toggle-input:checked ~ .toggle-content {+ v/ L5 N; ~! E1 ?7 C. R
- display: block;+ a) ]- O# f% f4 s0 f
- }
|) s( q7 S5 Q - .toggle-input:checked ~ .toggle-label:after {
* N9 N; @2 @( ~5 W) Q. ^: i - content: "-";5 p0 u, h3 Y0 A* Y
- }
复制代码 % F" ^; N' h4 g# Z
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