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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!">
! t7 a& h ` c+ H j - Label for your tooltip
( o7 I o6 k+ {0 z0 ~ - </span>
复制代码CSS代码: - .tooltip-toggle {
$ ?% X$ e4 P+ S4 \& M - cursor: pointer;' Y5 V: G% @7 o) D
- position: relative;" o3 `# c D" U
- }
: ?$ ]% m- z; k( p" ^1 M: E - .tooltip-toggle svg {
* M) a3 Q( E/ ^4 u" p) | - height: 18px;
+ @2 t" m: c1 u4 U3 B - width: 18px;
& f3 [6 v& g5 U% o& C/ T7 } - padding-right: 0.5rem;
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- .tooltip-toggle::before {
' |& S+ c a: a: W B6 e - position: absolute;
+ _+ q8 f9 s, l - top: -80px;3 _/ K& `3 R9 ^! Q# ^5 i
- left: -80px;7 O$ h# C1 d6 h L: a: f
- background-color: #2B222A;0 s* I) i) c( p5 I
- border-radius: 5px;# E% T0 n3 W% a5 Y1 ~$ _3 w3 G9 G
- color: #fff;
6 R) z t5 W( w3 g - content: attr(data-tooltip);# ^8 C% P6 \. }+ m4 p0 G/ n5 ~
- padding: 1rem;
" V$ i6 G! Y+ ^" {5 K/ o! t5 v - text-transform: none;
( ~; v4 k+ Q% ~6 H# | - -webkit-transition: all 0.5s ease;
6 S$ B0 v0 ]) \1 M9 X+ u9 N% Z1 W - transition: all 0.5s ease;- l+ l/ k3 ]* L3 k2 _5 C
- width: 160px;0 O% q! b" i6 t4 n- Y
- }
( V- O& ^. o' \6 ? - .tooltip-toggle::after {
4 ^* N3 Q9 x3 t! o' \; Q% L8 w - position: absolute;
, Z" j# j2 N& v; Z9 f) t - top: -12px;4 {: g/ g2 k Y5 O3 Z
- left: 9px;
& c, ~) \; }8 q. ` - border-left: 5px solid transparent;" d3 H8 F5 B$ P5 X: B
- border-right: 5px solid transparent;1 K1 z' |. w1 F
- border-top: 5px solid #2B222A;$ D t" D0 e+ X3 l* @
- content: " ";( p9 a' Q% H( J$ z2 a
- font-size: 0;5 @& S+ A) N6 M% c" b
- line-height: 0;
6 n; c; l, Z3 l$ x - margin-left: -5px;
+ G: r( Y1 V' I2 {1 x6 `% { - width: 0;
7 V+ F) v5 x8 @& |$ | - }
* ^, j# F- C/ Z3 \6 O* u - .tooltip-toggle::before, .tooltip-toggle::after {) C2 m/ o& q9 |6 m* ~* x
- color: #efefef;
! _ i9 B- q7 ?( e - font-family: monospace;# }/ B3 I3 ~6 X# w) T
- font-size: 16px; x f2 Y- S: g* M+ G* I
- opacity: 0;
5 e5 m1 l4 z$ G( _) X4 O+ u - pointer-events: none;
# W& i* r5 O) l) B$ o: [3 ?. P - text-align: center;
" A0 x; Y9 S% V0 y2 V - }
* v$ X+ X9 m4 R: u5 U) \ - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {( m0 }/ \! Z3 l- y$ u
- opacity: 1;! F% e2 Y7 X2 J1 c7 u; I3 _4 h# Z
- -webkit-transition: all 0.75s ease;. y5 V/ y$ R8 _+ l5 r) A
- transition: all 0.75s ease;& m, |$ }! K+ I6 y2 ~% k! w
- }
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">
" U9 ?" R3 k2 H y( Q _# O$ u2 B - <ul class="nav-items">0 f8 n% J9 m8 ?7 r' a0 s) r
- <!-- Navigation -->
8 _' U" L$ Z$ K+ E+ { ]$ e! L - <li class="nav-item"><a href="#">Home</a></li>
" x9 h6 t+ r$ J h - <li class="nav-item"><a href="#">About</a></li>
; u/ c7 |* n# }2 @% i9 M - <li class="nav-item"><a href="#">Contact</a></li>
! O. j: `2 u7 y' W/ n3 b - <!-- Dropdown menu -->
% u7 |$ T& d" H6 I6 C" e - <li class="nav-item nav-item-dropdown">: f1 a0 o k( s m" _
- <a class="dropdown-trigger" href="#">Settings</a>1 F# w* c6 O5 K1 t
- <ul class="dropdown-menu">
5 E2 J2 X5 ~" ^ - <li class="dropdown-menu-item">3 ~8 c! M/ s- w9 Z) M" ?
- <a href="#">Dropdown Item 1</a>
2 r4 H4 { [9 W+ b" O - </li>9 c) H% k ?- x
- <li class="dropdown-menu-item">
& G9 V6 ]: t& A - <a href="#">Dropdown Item 2</a># ~8 J0 @- k& N4 W
- </li>
' _" b" V/ U8 d; q& z1 }0 b) \) ^/ F - <li class="dropdown-menu-item">4 l/ W$ D. \0 ^8 a G4 i
- <a href="#">Dropdown Item 3</a>! r% g* Z/ `! a: Y% J( s* n
- </li>. G9 t( I/ ^: I3 k1 ]9 w
- </ul>
* K( x) x' z# o) g - </li>% d6 L7 B1 |! ?& N
- </ul>
, a5 R7 K! f, J8 U8 I - </div>
复制代码对应的CSS代码如下: - .nav-container {! \3 [) H5 T' {: M' T
- background-color: #fff;, ?/ s3 x- w- [& | u7 v+ L
- border-radius: 4px;% O* Y" G7 K/ f Q
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);1 x0 _! E$ ~% ?+ }/ r/ {5 i4 s
- padding: 1em;
- W9 h& d) l0 R. q5 j: | - border: 1px solid #eee;
`9 l4 e7 Z( V _2 d, U - display: block;6 N' P. {2 J' Q( D# G7 B
- max-width: 400px;; M: s8 W5 ?. m
- margin: 0 auto;
6 X& I# M5 a: |1 j7 _' C - text-align: center; Y7 n8 O4 r, {; i4 ]; A# c9 d6 @
- }
m- D6 V- s) r9 n - ul,
0 ~, f2 m: i# s5 |6 H; h+ ? - li {
! Q' c+ h9 x5 O( \9 ~8 P0 F5 q1 O - list-style: none;
$ H' |5 O5 b7 ? - -webkit-padding-start: 0;
* _! e; @4 \. L3 N6 d - }
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- text-decoration: none;- h k" C6 G* H6 n: R$ L
- color: #ED3E44;
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- .nav-item {3 e% K/ R D- Q. u7 u8 W
- padding: 1em;
5 w4 l7 {# ]( j7 a- M7 d - display: inline;, x* v9 p! {& E3 a3 K; D
- }
% O) y. H u# b4 d7 [2 w% U - .nav-item-dropdown {
, F2 W8 y9 X. D- w0 d - position: relative;
/ [9 j% @/ h0 Q/ q6 N) {3 d - }, q- [6 w' N b9 W r
- .nav-item-dropdown:hover > .dropdown-menu {
/ R+ \0 c9 W( \; G) Q( o$ V - display: block;
& C4 K2 f H" W4 I- K - opacity: 1;
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- .dropdown-trigger {
/ ^5 t& _; b4 m$ Q7 W$ D4 { - position: relative;
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; B0 K1 E) E, J5 @ - .dropdown-trigger:focus + .dropdown-menu {& b; I- K: r! u- U: q p
- display: block;2 q9 P1 w8 o4 }5 |3 D: Y5 d
- opacity: 1;& y) q" [' o' Q6 Y% c
- }
+ i2 o( C2 H7 G& o% f - .dropdown-trigger::after {
% v" `+ Y1 k8 ^# m+ V' g K) Z - content: "›";
* K2 V1 i8 Z3 M" s' t - position: absolute;
" K% V8 Y$ H5 I/ b - color: #ED3E44;) _: q) H: m$ l7 l9 ~
- font-size: 24px;2 A: }/ X' o6 [0 i
- font-weight: bold;8 M9 O+ K, ?$ ~2 z2 I" _
- -webkit-transform: rotate(90deg);5 [! H+ j9 u4 X/ x# ~! r+ W
- transform: rotate(90deg);1 R4 j/ b1 A: G: r
- top: -5px;
/ w$ m( a8 O. d; J0 m+ i+ K$ ^ - right: -15px;7 d6 S$ m1 {5 t5 H) X# b: R3 s
- }& h( x2 c- V- ?6 B4 b1 |2 w* D) k
- .dropdown-menu {
6 {6 }/ ]0 I( b$ A3 R - background-color: #ED3E44;
% i$ b* q) s: Q8 z1 \6 G - display: inline-block;
, ]* A. W. I+ C* q( k - text-align: right;) W1 g% C6 d1 I' ?
- position: absolute;
4 U! s; p- v% v2 `% X - top: 2.5rem;! G4 M! W4 L+ j$ \, K
- right: -10px;
2 l1 h! q7 a+ M( f3 ?0 ^ - display: none;1 @+ s" V( Z |/ e2 j
- opacity: 0;, h* n' e3 i8 N, V) D
- -webkit-transition: opacity 0.5s ease;5 \+ _# j" E+ }( L# L& u
- transition: opacity 0.5s ease;
0 `" I0 a, S" ?' O1 l0 G8 z - width: 160px;
{- [! Z, b' a9 a! V - }) a2 s6 ]: t* g4 f( T! ]0 [
- .dropdown-menu a {: q i1 W, x* K+ }
- color: #fff;$ }( D% p L/ x1 F7 {5 I& b
- }
! U/ ^' V4 x: D' b0 F) I - .dropdown-menu-item {
# l8 t$ j+ L0 k7 y4 T - cursor: pointer;
/ M- s% N9 U! ^4 }" u' ^ - padding: 1em;/ X& h/ w% w+ q5 |( ^4 E
- text-align: center;4 t U# j! k }1 z; _
- }/ i" {. O- _8 {/ R, e! l, x3 q
- .dropdown-menu-item:hover {# W) s1 N5 q/ U8 j
- background-color: #eb272d;6 I' t- H8 u* s+ e
- }
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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">( M! J9 J; c# a0 ^ \
- <!-- Checkbox toggle -->
+ p: j! x- V0 ` x; X# {* ?$ }! Q# O - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
$ W) I. v5 y/ k - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
( ~6 L" ~4 i& K - <!-- Content to toggle from www.mfbuluo.com-->% _" W4 Q- c& ^. l/ F1 J4 M% {
- <div role="toggle" class="toggle-content">: e# O& s: L0 e5 y: f1 C' q* ^
- BA-NA-NA-NA!
4 i4 d) D* n/ R - </div>
* [; L" a6 w7 W7 R) T$ ` - </div>
复制代码CSS代码内容如下: - .toggle {5 f3 `; h- p. M
- margin: 0 auto;
* C5 b" _2 D) p) p% M* m; m2 _. D - max-width: 400px;
! X3 k3 p* q, `# t - } j& C0 @6 Q: H2 V
- .toggle-label {
$ n/ ]: N0 l! [5 `& }( \$ ` - font-size: 16px;
6 m+ r- [2 m4 W' v: J( `- o - background: #fff;
/ t8 q- g# o4 F" w* w4 M - padding: 1em;- `: Y8 {& P8 F
- cursor: pointer;
% R! d9 i' Y* C' l8 r3 p - display: block;
" m( ]% Z: X9 T5 m2 C# y - margin: 0 auto 1em;
7 ^: p+ J8 Y! e6 z5 t0 L - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);1 J+ w/ ]" O( C! r4 ?& S9 t5 e R
- border-radius: 4px;# X' r2 l3 B" z9 J5 B: D
- }) ^ e/ p/ o4 t6 j! e$ E7 j
- .toggle-label:after {
- Q: Q( {; p4 q; E$ L m - color: #ED3E44;2 j9 ~; O4 s9 T0 w
- content: "+";) {0 U; O8 O& y# Q5 b* A8 c
- float: right;
0 ^& X) p8 s5 F2 n3 d" P - font-weight: bold;
8 P4 n1 m; [8 Z7 Z6 P# {$ V& O5 ] - }
7 @( H+ p1 `+ m" A5 B- M: ` - .toggle-content {; P c( a% n/ ?: y( x( m
- color: #B0B3C2;5 @" {- C/ L1 Y& T# x/ t6 u' I
- font-family: monospace;9 U4 G* m% V- B t
- font-size: 16px;
6 n) ~1 g0 h( @% D. T+ u2 p" h& L) H - margin-bottom: 1.5em;6 E2 j- g4 D% H# m) ]( O6 l( ?
- padding: 1em;
W6 ~4 V3 L/ M - } n: V! l# j8 i2 S- c
- .toggle-input {
: @& a( S" x8 `& g( M - display: none;% Q/ B$ w o" v
- }! {$ ?" R* i! D8 x7 b; X8 b
- .toggle-input:not(checked) ~ .toggle-content {
& _: z4 s9 \# X - display: none;
. V7 k% z$ d d - }) f7 U% W( i1 |* [" ?
- .toggle-input:checked ~ .toggle-content { B0 w, h' G/ C6 z' U+ q7 R' x$ C
- display: block;
7 j, |9 |/ ^! h0 A - }; ?- s0 g% ?3 T
- .toggle-input:checked ~ .toggle-label:after {
0 |# j2 _2 W) x6 }! G - content: "-";& P" K L: A$ ~+ x0 m
- }
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! F0 Y3 M! z+ X# j9 ?# n4 F" {( C1 z8 a# Y7 f
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$ P7 e1 o5 }: m8 }& M {
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