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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 d( ?* _' G. W' x
- Label for your tooltip
# P$ o( q! Q1 a- x' p: ~ - </span>
复制代码CSS代码: - .tooltip-toggle {
- C5 J o: J5 V/ V9 N0 y - cursor: pointer;
1 a& @3 z2 n3 _ ?! {# X7 D1 g - position: relative;
1 w8 m% Q, c* p0 q - }
! F$ d; m0 h2 b. U& C- }' U2 z - .tooltip-toggle svg {
! }0 P5 @! W# {6 N! U1 ^ - height: 18px;! S6 A7 O3 E/ N; r2 p
- width: 18px;
( [% N& t! j) W( g2 W/ L) S8 \ - padding-right: 0.5rem;3 Q5 h1 E0 m! z4 c8 R' R9 t
- }- M: T" @+ a$ ]6 V9 V* a
- .tooltip-toggle::before {+ P7 X. g# p, [1 I
- position: absolute;4 j' C! C- Q2 G D- P+ ^0 G
- top: -80px;2 {. z) J2 ?% g9 ]+ F* P n
- left: -80px;+ m2 o+ x. d3 s
- background-color: #2B222A;
. W* ?4 b, w4 V - border-radius: 5px;
' N3 k7 m6 | ]! A5 |" F! r - color: #fff;
# u# f& f" R& a0 Z: e' Q - content: attr(data-tooltip);
( m: z( n* z o- t" b - padding: 1rem;0 v$ j3 E0 C% _% r) y6 L% `
- text-transform: none;! D% e8 A7 H! U0 X; t: K
- -webkit-transition: all 0.5s ease;
6 p2 h4 B0 ?- U- }: Q+ S4 x - transition: all 0.5s ease;
8 S3 ?" e; {" y& v2 h0 C2 y" @& \/ \4 h - width: 160px;
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- .tooltip-toggle::after {
6 I, R% }( k# N - position: absolute;
4 ~$ w* L# A# I. N' q - top: -12px;% N: u" t. e# y$ H/ M* t$ @
- left: 9px;
, @! L0 `+ T W; Y$ l - border-left: 5px solid transparent;9 a- t" J4 q, \7 c5 o! }1 n
- border-right: 5px solid transparent;! X2 [6 F1 p# F0 r- z9 q- X" P
- border-top: 5px solid #2B222A;
: L: S/ H- R1 j2 H6 _6 \0 Z - content: " ";+ P- U% b) m/ t
- font-size: 0;: G. ?5 v7 ]/ [/ J0 c
- line-height: 0;2 F* h% u# H' a" Y \
- margin-left: -5px;# b0 a1 r( D+ t6 [1 C! S4 y" @- }: d
- width: 0;+ h1 Q8 N& s( I; `5 \
- }
6 o, T4 c6 L4 O( _1 d( L - .tooltip-toggle::before, .tooltip-toggle::after {
, q d0 s- U. I/ K' k* T- d - color: #efefef;6 D. `% m" x7 f0 m9 w
- font-family: monospace;0 n$ o! I% B9 ~, H' B: v
- font-size: 16px;
, s' q; a0 y+ |$ n - opacity: 0;( A' q; L+ A% l5 Z+ \. [6 g
- pointer-events: none;
2 Y8 J, v) [) w; ~( ~ - text-align: center;
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6 {4 y$ L' ?5 y0 i% e2 R - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {. p' C4 p& t+ j1 J, a U
- opacity: 1;* }$ W7 q6 \7 Y
- -webkit-transition: all 0.75s ease;4 ~# _5 d g3 b* i: a3 w
- transition: all 0.75s ease;) P4 q0 d; |) z, O5 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">
4 J% ~* ^( k; m* A/ K - <ul class="nav-items">
3 L2 k0 u2 U' D0 C4 C# b# b - <!-- Navigation -->5 f; `" |( H. L% W5 O: C
- <li class="nav-item"><a href="#">Home</a></li>
, g$ i0 w8 R( u& r, j - <li class="nav-item"><a href="#">About</a></li>
5 P. {- _/ P. [. |0 U - <li class="nav-item"><a href="#">Contact</a></li>8 m& M/ P) R; [3 S! c
- <!-- Dropdown menu -->! Q% |6 [7 J) h+ w% l, d
- <li class="nav-item nav-item-dropdown">
( P( d0 b" {5 G6 U& ] - <a class="dropdown-trigger" href="#">Settings</a>
) i* i) q0 k5 H+ C! ? - <ul class="dropdown-menu">
5 l- x! \* q. k* q$ v% Q2 A5 j - <li class="dropdown-menu-item">
" @6 S5 t1 ~2 G4 D3 |8 ]5 v2 a - <a href="#">Dropdown Item 1</a>7 b# d/ Z+ {' m; X$ Y
- </li>% G' l! @ h% _7 Z2 T$ m
- <li class="dropdown-menu-item">/ [# M t6 T4 z
- <a href="#">Dropdown Item 2</a>( N* c1 i5 v; d
- </li>
* n$ q1 U! y9 {3 u - <li class="dropdown-menu-item">' h f$ z. p7 b L9 V' m+ \
- <a href="#">Dropdown Item 3</a>
) T, S+ a5 l8 q$ e o! I! Z& N6 R7 t - </li>
. r+ m. |+ z! f" M) X9 ] - </ul>) G0 [ P! i* B' \& C* H
- </li>) k7 I4 V1 Y! Z, ?
- </ul>
/ a% @/ ~' O$ |% W* P' @ - </div>
复制代码对应的CSS代码如下: - .nav-container {6 Q- H6 [/ x ?) |+ F. w/ t
- background-color: #fff;+ A" R6 I2 W$ p
- border-radius: 4px;
- n, _( Y& O) ^8 f; z0 u0 f8 w - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);9 K$ l/ z, z5 c( |3 C5 q0 c) q5 y
- padding: 1em;- A. S- w: K* K, r6 t0 e- i" w' P
- border: 1px solid #eee;, s6 v) y. d# d5 `6 G7 v# k
- display: block;4 O" J8 o& R0 N3 u) Z) u) _
- max-width: 400px;, B6 I" e( O( p' x: T
- margin: 0 auto;
v2 P+ D. @7 w# i0 ?% C - text-align: center;6 T3 ^7 g$ F+ j( S0 Q
- }$ K- w* S Y* }9 i- i g) R! d
- ul,
+ O0 s8 ^; M! m0 W, H1 A - li {( `% c& y. r9 Z$ `) X/ }
- list-style: none;
/ R7 O5 w% {: b/ C - -webkit-padding-start: 0;2 r% s2 f0 N; q, Y3 r8 P
- }
: I' R/ n) z. l2 s% ?7 ~1 i - a {
4 M" \9 m/ L) J% R8 \8 J) o - text-decoration: none;
. x# s1 l$ |5 G9 ?1 ]' Z - color: #ED3E44;+ {3 x) |4 {0 l5 V/ v* A
- }4 g1 k \% O; s# \3 b% P
- .nav-item {
7 x* j; s( u1 d. C$ f' X8 a - padding: 1em;( f* Q$ f7 f7 e1 \
- display: inline;; G+ w' f2 E$ i3 p7 U+ K" o
- }
# D/ ~ `9 X8 [2 _4 b0 P - .nav-item-dropdown {: X' m# f! H5 Z# ~0 D7 ?+ A
- position: relative;
9 \5 a( H3 y% B9 d) i m+ q. \ - }
! Q2 F0 E1 D, J* g& c9 | - .nav-item-dropdown:hover > .dropdown-menu {) E- Q+ z5 {* v; _
- display: block;- W1 p; _& M4 ~2 E T6 ^
- opacity: 1;; P, L8 U! _$ \9 U/ X( O, w
- }
! |" g" e% c' |2 y' I+ J' Z - .dropdown-trigger {0 G) h; [, _4 Z" r6 Y
- position: relative;' C7 f. y: y! e& u r! @0 A" c
- }
6 L/ {1 N8 I, E' x0 U4 _ - .dropdown-trigger:focus + .dropdown-menu {. o1 e: s/ x* Q
- display: block;
2 f/ C. W; d, {% ?+ t) } - opacity: 1;
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- .dropdown-trigger::after {
/ J1 q3 K6 i$ D# e( j. u - content: "›";
; a+ @( [) ]& N& @4 J - position: absolute; c% G8 T1 a* ?
- color: #ED3E44;
, U/ ]% d2 {( @" @% u" X - font-size: 24px;* j: a. D5 t* e
- font-weight: bold;
7 |, }: T- m# K - -webkit-transform: rotate(90deg);9 m! C6 d1 X5 r, e" y# \
- transform: rotate(90deg);' g5 b. Z5 ]! D C( U/ F8 E7 c
- top: -5px;4 A& N- J* ^7 g3 S. m4 v
- right: -15px;
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- .dropdown-menu {( L |* C. B( m' F
- background-color: #ED3E44;
5 R2 M4 k! @/ Y5 h' D - display: inline-block;
7 u: n) d& r5 f6 T( p! R# j - text-align: right;+ ~0 u1 X* x! f
- position: absolute;" Y+ h$ Q9 t- o2 u% |: Z
- top: 2.5rem;
! @ n5 o. A& u0 P% y - right: -10px;
; | L' i, b7 o6 }0 V - display: none;4 I p9 H3 z: K# i' a
- opacity: 0;
% Z8 l- p4 X, N: `% p( u - -webkit-transition: opacity 0.5s ease;- e* w( r1 m8 |8 N! m2 C
- transition: opacity 0.5s ease;
8 A) e7 {8 D' G: B3 ~- I8 u - width: 160px;5 f; F( Z7 u, q) F( \
- }
( l A8 F) V9 z6 r' m7 B: Z - .dropdown-menu a {: f7 s; N, s5 @) ]2 K+ q1 e
- color: #fff;1 K- [3 S# e1 @( l
- }+ X# a, h% u8 |9 A0 K7 l$ G
- .dropdown-menu-item {. w- T$ P# \) h7 N! ~) f5 M
- cursor: pointer;
* f+ C6 G3 _! @$ A* r7 L3 Q- W - padding: 1em;
# z& |$ Y Q \ O* [ - text-align: center;2 Y3 N2 r# T- \2 x$ }+ e0 d
- }5 C% ~) j: c5 A
- .dropdown-menu-item:hover {* b' F" Z, t6 L1 @: l1 H0 t
- background-color: #eb272d;, j" J# f& x" F3 O! Y4 I7 d" `3 ?
- }
复制代码 4 P q/ ? d/ E2 s% @/ S/ h9 d* ]
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
6 P+ l5 Q% e7 C, L4 r# L8 B - <!-- Checkbox toggle -->" h8 p5 _# p( x: ^6 l4 J9 C, s% L
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">8 T/ ~0 c3 P! o4 r2 C
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label># |& t2 {! |/ Y8 D3 D! k
- <!-- Content to toggle from www.mfbuluo.com--># X* I* }5 z% Q v# a
- <div role="toggle" class="toggle-content">
: i7 S2 W5 S' i/ y2 u - BA-NA-NA-NA!
. u# x' v1 a: q - </div>
6 K' p4 Z8 M: P - </div>
复制代码CSS代码内容如下: - .toggle {
3 b2 j* g; f1 F" p3 R; z - margin: 0 auto;
' ~: k6 L S0 B2 c - max-width: 400px;* v( j$ V1 V- ^7 Q( D6 L3 @% `
- }- Y% j+ e3 q; h0 S( L
- .toggle-label {0 _/ `7 O" G8 n T
- font-size: 16px;
) \/ {+ j" h u8 S - background: #fff;; B- D X* x v. ]
- padding: 1em;
3 m9 d* ~2 M, j+ \ - cursor: pointer;. m# Q! D) \. C
- display: block;, k" f" u$ E: @) F" V6 h& t% \
- margin: 0 auto 1em;6 v# s# p- \* T9 t# v( [
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
4 T5 s# O- Z7 e6 G/ U - border-radius: 4px;* H, V, M! X. R) x/ Z
- }: @# i. c/ P) e- j' ]+ p. f
- .toggle-label:after {
+ U) i1 Q B7 j' B% l% y - color: #ED3E44;4 N# L$ _4 D$ l# \
- content: "+";5 Z; [9 B% S* Y" m4 I
- float: right;
& C. U$ B8 t2 c - font-weight: bold;1 p$ |# p9 Y5 c/ |7 e" v
- }
- u9 `2 g0 s3 q. [, T1 q - .toggle-content {
1 ]9 f, _2 Q m e. v4 o0 | - color: #B0B3C2;/ C' D! o& H6 Q+ @
- font-family: monospace;
4 I b0 ]1 v/ c" T; h - font-size: 16px;9 Q2 @, ~8 ?* i3 @: n( ~
- margin-bottom: 1.5em;. ^; V6 I/ h8 N3 c0 T
- padding: 1em;
; R8 l( S) M+ |; S. G - }8 Q/ o, X$ ]# Q3 Z1 v5 j2 Z1 }
- .toggle-input {2 P* V, y% x& s' \. n
- display: none;2 ^2 w- t5 t4 f5 |. |
- }
0 z5 Z$ ]( {8 h( ^0 d5 Y( _ - .toggle-input:not(checked) ~ .toggle-content {3 p" u& S& ?5 t! O
- display: none;
* o' b& T8 ]. \ - }
/ n8 l1 d% k/ m5 z8 l - .toggle-input:checked ~ .toggle-content {) L' y: }* Z3 v: J4 w; b
- display: block;9 G5 V6 Y7 G; g% i* B6 E8 F5 t
- }
9 `. [+ c3 J0 W9 T# U1 ] - .toggle-input:checked ~ .toggle-label:after {* N/ h* T1 I* P, B
- content: "-";
+ F/ d0 H- R, X4 D) Y3 k N - }
复制代码
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