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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!">
, |6 z" j& F. f7 X" v; _ - Label for your tooltip( _& @. K# F8 d {! X
- </span>
复制代码CSS代码: - .tooltip-toggle {
) X3 A5 W5 a0 z. G0 \ - cursor: pointer;- P7 {# _. p- X% x
- position: relative;4 {6 _- {/ F) C
- }
1 [6 x9 o. o8 C3 q% n6 n5 D - .tooltip-toggle svg {
# ^5 l# }+ F3 }+ L* ` o: {( B - height: 18px;
l+ ~7 J% O4 Z+ h; I' o# ^. { - width: 18px;
$ Y$ y8 I) J$ w) n; `8 u - padding-right: 0.5rem;
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- .tooltip-toggle::before {
5 \ V1 Z+ f0 o/ q$ B( o# p+ l" y - position: absolute;
$ W( d0 h, Q2 q% }. C1 f# [9 l, D: B! c( i - top: -80px;( f/ U9 s u0 \# R
- left: -80px;
% z6 ?& m7 ]+ c0 l - background-color: #2B222A;
$ p5 p# C; g% V - border-radius: 5px;7 W3 Q4 x8 @; m+ s! w, i U
- color: #fff;
( i2 P: p8 M$ ` E" Q% h - content: attr(data-tooltip);4 X5 w5 F# C2 s
- padding: 1rem;
4 d$ ]. F6 f) Q- F5 g - text-transform: none;$ M: K8 n; y7 n: ~7 \ m& u+ b
- -webkit-transition: all 0.5s ease;
$ N, z4 J6 [$ L4 P - transition: all 0.5s ease;
% \6 H+ `8 d$ E) E8 _0 P - width: 160px;
$ U/ S+ G$ U' q5 F! w) }& } - }
. V6 H4 E" w% B; w/ b% w - .tooltip-toggle::after {
- K( U6 U0 m! s8 L. ~' c* Z - position: absolute;5 O* U7 H, G3 b; j( ?
- top: -12px;
* j- z( V' i3 Z* v! I - left: 9px;
2 P: `! \* C! X2 K9 n* U1 D+ W# Z - border-left: 5px solid transparent;/ W7 ~6 c6 z9 q2 I9 R
- border-right: 5px solid transparent;
4 u v7 `- V9 d: U - border-top: 5px solid #2B222A;
! z1 R! P7 `- @ w" ~7 {! m1 z1 L - content: " ";9 {1 I+ u! j8 Y! q9 l6 J' V% q% d
- font-size: 0;" C( G3 Z2 ]9 M% |9 m6 p/ Z$ i
- line-height: 0;$ L" z1 J4 y) [
- margin-left: -5px;$ u# p( k2 D& M/ _: z2 M, Z
- width: 0;
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" ^. \& T8 d: s' ~6 M6 H - .tooltip-toggle::before, .tooltip-toggle::after {
+ m( C! D- f: q$ N0 l! y - color: #efefef;
5 J8 M( l: W8 C, g - font-family: monospace;: s. ]1 Y- x) K
- font-size: 16px;
; d6 f9 w- j+ _- w1 b* h - opacity: 0;
' h" N; q7 m" t& X: V1 x1 c" R- @ - pointer-events: none;( E2 ~! V# i5 ]4 j) R
- text-align: center;
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* h7 M' r! [. E' J$ C# u5 [# H - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {5 Z7 V2 L% g1 }6 b. h4 o8 O% E$ x
- opacity: 1;: ?3 f+ o- y& j
- -webkit-transition: all 0.75s ease;+ U( B* a) i# s2 L. d2 H* A
- transition: all 0.75s ease;
/ v3 s7 V# q! W4 j, ]$ D - }
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">
% E3 k' {+ O# Z# F - <ul class="nav-items">
0 L; b* n/ U; P: b: | - <!-- Navigation -->! [/ l N: P! z5 H! x# l w
- <li class="nav-item"><a href="#">Home</a></li>
2 u- h9 a( B& ?$ p$ c - <li class="nav-item"><a href="#">About</a></li>
Y H8 j, M$ T0 M/ F- c, B1 { - <li class="nav-item"><a href="#">Contact</a></li>% D6 {# {* G6 w0 L" `: i7 F
- <!-- Dropdown menu -->7 e) V$ F5 p5 T0 e3 v% M4 s L
- <li class="nav-item nav-item-dropdown">
" i) F+ U; x- ]1 U2 m - <a class="dropdown-trigger" href="#">Settings</a>
: X( b* ~( y$ }1 c - <ul class="dropdown-menu">
- }+ c8 E3 L% R h, [( O - <li class="dropdown-menu-item">9 K5 a1 R( G! Y# ]- S
- <a href="#">Dropdown Item 1</a>
5 S; u" n/ v. K* N - </li># t7 z' e! R' K5 g* I
- <li class="dropdown-menu-item">
7 l( o" j+ I6 d0 F% i; P ] F - <a href="#">Dropdown Item 2</a>% H- B( c+ Q! s. {$ D l X- o' f
- </li>
( ~+ n! Z9 C2 U9 q2 o; a - <li class="dropdown-menu-item">
% n/ l- m' M8 G+ U' D9 i' d - <a href="#">Dropdown Item 3</a>
; k) T$ Z( N/ B" c - </li>( o, M4 Y% `6 Q
- </ul>, q2 {: r& B) z& ~! _
- </li>4 d- d9 I* o5 ]2 i
- </ul>1 c# a; a \) h6 j3 o
- </div>
复制代码对应的CSS代码如下: - .nav-container {
- m& Z! X0 E* H. q5 @, U7 G S - background-color: #fff;
0 M8 N F6 G' Y! c - border-radius: 4px;: \2 J( Q" ?1 E3 Z/ j6 g
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
+ ^# j; z: K6 w" l2 h8 h" R - padding: 1em;
4 q7 G9 ^( p6 `" s8 R - border: 1px solid #eee;! Q0 f% W5 `; D. v# s1 e. Y* o
- display: block;
; u2 P1 e- S! e* A0 z - max-width: 400px;$ L0 g5 e4 i- V1 n: V
- margin: 0 auto;
, m8 c3 D3 D3 k% |: M+ j - text-align: center;
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# ]1 j8 B/ n' V& I - ul,
5 R* o, O, i: [& T1 Q$ ~. w - li {
e, T* `% D" k9 v5 @# m - list-style: none;
) f/ a; w, L- P( w% |+ l8 h- t - -webkit-padding-start: 0;
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- a {
) H, M/ l. `6 o/ V/ C5 Z A - text-decoration: none;( f) o' x8 H' {4 g( u
- color: #ED3E44;1 j% y+ G8 r& C$ F& G6 V- |5 _
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- .nav-item {
2 Z4 {% A* w* P$ y: _3 K6 d - padding: 1em;
& M( G$ U/ J3 w8 v0 U' t: Z7 p - display: inline;
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- .nav-item-dropdown {
X; [' k0 N7 ]9 n - position: relative;9 M# \ v! `: a/ z
- }
& r) z, C3 o& v8 _2 Z5 c0 H - .nav-item-dropdown:hover > .dropdown-menu {
4 H0 \& Z* n" Z' w# D - display: block;
1 a" b+ @! E- D8 k& Z l - opacity: 1;
9 |5 _" w' ]2 E4 S - }
) K3 `3 } C2 _; b" y( u9 b w - .dropdown-trigger {8 w8 K8 e) U' o6 R& Q
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
; l) x5 d# t& z) V2 w {. u - display: block;
6 U( u# _; e: J - opacity: 1;
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- .dropdown-trigger::after {
# A+ H; A, j- R$ I! b- P, B( _ - content: "›";
3 s- n- x1 A+ Q* N; U! `& h - position: absolute;
6 @1 f. [ j# U+ P: f8 `2 M - color: #ED3E44;
& E0 W7 b" w% i6 T - font-size: 24px;- I5 E' T/ ~, S4 ?. O) J# ]1 A- W2 x
- font-weight: bold;. U% O! @1 q6 U B! N
- -webkit-transform: rotate(90deg);
( v' G c; H) [/ {' T - transform: rotate(90deg);! K8 n4 k) H- ]+ |+ _% y3 g* {
- top: -5px;3 a1 J( l# k3 @; ^* h# p
- right: -15px;
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9 I0 T5 l3 g8 L$ B! _8 p. ] - .dropdown-menu {5 Z/ C8 `; M" ]0 G4 c
- background-color: #ED3E44;
- w( z4 r) @1 e, D - display: inline-block;
4 P9 M1 J2 \$ X$ Q5 k - text-align: right;3 P, x( C& F" y7 {/ z6 E/ L
- position: absolute;0 G" B0 [0 O4 N z( N" n+ p( |# k
- top: 2.5rem;* ^; G3 |5 K- r6 o
- right: -10px;
, b! Y3 n o# t7 e - display: none;
( C* p6 E, l6 }5 _* B9 m- P - opacity: 0;
; O6 q. n; d r$ }/ d* u - -webkit-transition: opacity 0.5s ease;
9 V* F) H" N+ `3 V+ N* F V - transition: opacity 0.5s ease;6 D/ h5 l9 j8 Q# ^0 I& J* g3 \
- width: 160px;
' ^" S8 a1 I; v7 S; g4 J - }' q! w6 u" j0 a$ W/ ^- T" Z* X
- .dropdown-menu a {
6 f. V4 ~7 I1 c: \6 b - color: #fff;- c+ Y3 u0 Y: h, S7 G
- }' S! ~7 |' W" D7 V; I
- .dropdown-menu-item {( l" U) [# r: D2 }* b+ @' H
- cursor: pointer;: j8 e2 S& ]: J- f* L& x( L
- padding: 1em;6 ]- V3 v7 C9 C1 ?
- text-align: center;
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- .dropdown-menu-item:hover {
! s" p) |7 R' H, [5 Z& @ - background-color: #eb272d; H6 g4 [: `" D$ M
- }
复制代码
7 P2 p* v/ n( Y. ?3 e可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle"> M& c0 N C, J* `) Z/ \
- <!-- Checkbox toggle -->6 E6 k/ s: H) t+ g7 Z
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">. r3 c* E. K- |2 ~
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
# t, L& X2 u }0 B* \ - <!-- Content to toggle from www.mfbuluo.com-->9 Y4 y9 n- O6 o- i3 h- ?
- <div role="toggle" class="toggle-content">
7 ?/ S2 F; m! O* S/ x) j - BA-NA-NA-NA!# u8 H7 P0 o; @$ l, u
- </div>
* A" z1 m8 ~! a- M! ?, F5 ] - </div>
复制代码CSS代码内容如下: - .toggle {
1 y9 c( M: s2 B - margin: 0 auto;8 ?7 ?& b! B5 t
- max-width: 400px;1 u- d( c* s6 H
- }
* Y# { b9 Z# A. \0 w( m/ e- U - .toggle-label {& f, R# A2 C4 u: Q2 p5 ]
- font-size: 16px;) ~0 t2 b# e/ ^! a' i3 u
- background: #fff;6 `8 B7 }$ k; |0 k" D& R
- padding: 1em;
; o% e' f5 x* D9 j4 G) e: f2 O% c - cursor: pointer;; e. w( a( J' R
- display: block;( B/ J3 g# @& ~" s; ?; V. q% t
- margin: 0 auto 1em;. n [% e, [, v" I. o
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);) I0 W" K+ Q) h' ~3 U
- border-radius: 4px;
) ^" v8 M5 I5 q0 G2 e - }
2 ?# J* i. g' u& x' u. s0 i - .toggle-label:after {
) z, K7 [5 E+ @* |& i: f - color: #ED3E44;0 _8 ]& K9 L3 O. R0 a7 ?+ W, }/ w
- content: "+";
, C8 ^& c& u- c - float: right;
6 [- d4 X2 f8 K$ k' Z. V- k/ E - font-weight: bold;
! x7 ]+ ~& `; R) v - }# O6 L+ A9 C9 r$ G8 L8 M+ V8 b
- .toggle-content {
; ]! Y% j+ I4 Z6 m+ M: ]& z - color: #B0B3C2;
9 \0 H M* ~. ?8 c: F1 Q, ~9 p - font-family: monospace;
$ ?4 n* T: a, T( l: v# y - font-size: 16px;( w9 D( K9 Y( z! m' X
- margin-bottom: 1.5em;
, t: B; t2 W( m2 C - padding: 1em;
* n6 S6 Q+ N. w$ i$ o2 i - }
! O' y. `6 ?3 I) n- G - .toggle-input {- g8 y" e! {8 Y) b$ e
- display: none;
+ M1 Z, l# e6 O7 _% X - }: D |' e6 X2 Q$ J1 G4 m5 }9 c
- .toggle-input:not(checked) ~ .toggle-content {
: x6 D9 ]6 p0 E/ r+ S3 l* P - display: none;# W/ k! o" D+ N1 g
- }# h! F& O* b1 i" Z
- .toggle-input:checked ~ .toggle-content {
! B/ `2 n7 o+ }2 L3 G - display: block;
; \8 J9 o7 [. K( D - }
/ b# B( ?6 s& r' n' N" |7 M - .toggle-input:checked ~ .toggle-label:after {
0 `3 c( ?" ]# R - content: "-";& `4 I# v0 \/ i. c1 Q7 I$ V7 R
- }
复制代码 . k) Y1 ^2 [# I" s6 G8 f1 d# H
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