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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!">/ m( f# J. l2 K% A
- Label for your tooltip7 M3 T p6 u' n/ \5 S: o/ `) Q
- </span>
复制代码CSS代码: - .tooltip-toggle {
: G& U- x6 R9 g( ~3 J - cursor: pointer;2 R3 M# p3 J" v
- position: relative;& `$ r+ j- R; ~$ ?2 Q( F: j& f
- }
" \' b- p8 Z; ~# P% n) c - .tooltip-toggle svg {1 j+ [7 O% p, j4 b; A Y
- height: 18px;' r& S+ d# u) J; j f5 t/ M4 X+ J6 Y
- width: 18px;
. G( ]! B0 U/ D+ P# ~ - padding-right: 0.5rem;
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- .tooltip-toggle::before {
; M! q8 W; H3 p4 x$ v# c$ [ - position: absolute;! z9 F) n4 b0 c! R
- top: -80px;
' G- C" |: o$ E# x - left: -80px;0 ]/ L2 { b. J4 @5 V% F7 n/ z7 F
- background-color: #2B222A;
* X4 k2 N8 C2 m: Y) K: n+ X7 L - border-radius: 5px;
# J6 [. s [" S/ {' \ - color: #fff;
% f7 v* [; N% y6 V+ V3 M! i - content: attr(data-tooltip);* ~. O! |) _+ P% M9 h. l
- padding: 1rem;4 j& E: y/ W# {% p- K# y
- text-transform: none;
0 v& R7 R2 X- }& N% ] - -webkit-transition: all 0.5s ease;
" o J* c" ~8 I/ r# H5 C0 _ - transition: all 0.5s ease;
U7 x; w0 w/ I7 |1 z; t6 K" `+ Q - width: 160px;
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- d3 @, \% f! `0 E) Q+ l; P3 g* E - .tooltip-toggle::after {
2 @5 B; i# R) D! H) n' B3 m# ^ - position: absolute;
/ o+ B; w# E7 R; w# u - top: -12px;" Z/ I, ^7 h& h! K, y
- left: 9px;. z3 i& r4 Z5 w
- border-left: 5px solid transparent;
7 ~4 k! \/ [ q" g. j: P. J9 i - border-right: 5px solid transparent;
: y$ W+ D0 i2 Y: d4 y - border-top: 5px solid #2B222A;
- o: Y' I) U% k. T s - content: " ";
4 _1 b8 }# z& {+ C& [' D1 E* ^ - font-size: 0;
) r: {- U9 V1 |# C$ |5 u - line-height: 0;
. g$ I/ A7 u% D; r9 S - margin-left: -5px;- A' y v3 U6 F* y; q2 g% Q
- width: 0;- A9 x, w) U: s
- }
, i1 z9 X) C5 T' l) N8 | - .tooltip-toggle::before, .tooltip-toggle::after {7 M5 J9 g/ f# d1 S+ w% X: [
- color: #efefef;
% S6 \' d! M2 E5 z; `6 l - font-family: monospace;$ n& r. Q' |+ K
- font-size: 16px;
$ t" q1 U: w$ q: n% {. Q - opacity: 0;
" _5 P3 u5 M8 E4 {' n2 U9 a; m1 H& x - pointer-events: none;
( O) O8 j. U) M0 ?! `5 n - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {- b. v: W' G; _% W o0 e Q
- opacity: 1;1 |' y8 a, {. ~- l0 B/ I
- -webkit-transition: all 0.75s ease;
! N0 b, c Y9 e7 W- B7 S: q+ n - transition: all 0.75s ease;
7 p2 w% E/ W% K: F - }
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">
/ Y" E; C) B8 W% p9 z' I - <ul class="nav-items">( f) f+ { j; r) A
- <!-- Navigation -->
& w1 |! A! t8 |4 Y - <li class="nav-item"><a href="#">Home</a></li>
* `6 n) D9 f' M7 S1 w5 A - <li class="nav-item"><a href="#">About</a></li>
+ [9 O2 F: \- `! X6 y6 i: b - <li class="nav-item"><a href="#">Contact</a></li>0 t5 ~, _5 p1 f* |& t$ O6 V
- <!-- Dropdown menu -->
4 g. E7 v1 L/ B4 m- P - <li class="nav-item nav-item-dropdown">$ H' d& b$ C' ^
- <a class="dropdown-trigger" href="#">Settings</a>
' G: S, k0 H9 o' g' B. P Y" k( w( s - <ul class="dropdown-menu">
3 C' T2 H! N* D O - <li class="dropdown-menu-item">- j3 h. x! e# u- P( O0 @! [
- <a href="#">Dropdown Item 1</a>. l' E# r) b& M0 a! N, G
- </li>& I8 q6 i3 \7 V& F$ _! L
- <li class="dropdown-menu-item">/ P' T2 ^7 G# Q. {- j, @
- <a href="#">Dropdown Item 2</a>
+ u; i7 Z8 E# W) }/ k5 r - </li>, ] P9 A+ i( v5 n8 A
- <li class="dropdown-menu-item">4 w2 {, V p0 W1 R. c5 r
- <a href="#">Dropdown Item 3</a>
! D" |! z) N& a+ x - </li>
, J4 ^ e8 K& P! A) O0 q - </ul>+ V- B* } K0 v
- </li>
% n" x, Q. I( o4 [ z - </ul>2 V8 ]+ _9 [+ ~* T- `: `4 ]
- </div>
复制代码对应的CSS代码如下: - .nav-container {& H0 e; x: |$ Y5 l% Q
- background-color: #fff;
! N) V0 Y7 a& A5 @. o1 z - border-radius: 4px;
6 h g! v1 K& Y0 C - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);+ t3 E$ m: t4 o4 G2 G/ W
- padding: 1em;
9 A6 ~* l+ U6 D - border: 1px solid #eee; V% T" r' ?( B, h% ?
- display: block;
, o( Q' K( v! e- N) w% i! j: z - max-width: 400px;; O: q z! k: C' K0 y" v
- margin: 0 auto;9 W7 R, ^8 n, A
- text-align: center;; i2 [4 _% b0 z5 x4 G
- }2 d& U0 I7 d/ t# ~2 ?: L9 S
- ul,
% q3 f' y. @0 ?0 ? - li {* a, K% v3 R; \0 ]$ @3 ^- q/ Y. [+ w
- list-style: none;
; | Y' e1 F+ j7 r& x4 q$ x" M - -webkit-padding-start: 0;
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- a {
& g3 O5 `$ i9 |4 q5 h# V - text-decoration: none;
9 D9 G% i4 c3 V/ Z. W - color: #ED3E44;
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- W7 K$ V9 M1 L$ y4 _1 K, Y9 X - .nav-item {0 f, h3 y: Y. a2 ]5 l6 \
- padding: 1em;
/ a! f3 s3 D" ^, Y - display: inline;( S( v8 x+ r! m* ^* f( ~9 @! o* k- }
- }: f4 w/ G) Z$ D9 Z% F7 d* j
- .nav-item-dropdown {
) a4 z! y y9 g4 N% ^- z - position: relative;" i& w- w# L8 _! ?! R0 {: L# G
- }
$ i E, P1 H9 o1 k! _* O9 B - .nav-item-dropdown:hover > .dropdown-menu {
' Q$ T e2 ]! v2 y$ S/ \9 h' X3 D - display: block;5 i' C' R7 X8 g1 O
- opacity: 1;' o0 G1 A( E$ Z- n7 B7 T$ t
- }6 L8 F# j; J0 b% k
- .dropdown-trigger {
/ S( B: U+ q2 F - position: relative;
2 u' f( e3 I6 w/ w( i# O8 K - }
7 ~! Z; k( j7 E4 k/ i! t; y& F - .dropdown-trigger:focus + .dropdown-menu {# }' M& p0 h' L
- display: block;
0 q0 ]/ J) L7 g, K3 }6 e4 B0 u' M - opacity: 1;
/ u/ Q! S; U7 ^ - }
i* B6 D& }- R i4 q# g - .dropdown-trigger::after {
: d$ W$ D. {/ X; z - content: "›";' i9 E% |$ M6 u+ `; J
- position: absolute;
, |8 d4 }; U4 L, |" ~ - color: #ED3E44;2 s: K9 D, v4 Z) y6 e& R* U, \& ~) U4 J
- font-size: 24px;* M& n$ H, D9 Z
- font-weight: bold;" N9 Y- x0 R8 d7 v. w3 V i9 }
- -webkit-transform: rotate(90deg);, h- y$ H( f: `+ e
- transform: rotate(90deg);
1 x* w4 i) Y7 w/ ] - top: -5px;7 Q% u+ g x* F8 {# R
- right: -15px;5 Y1 S+ c$ m9 c+ \4 Z3 t$ F3 L- k' j
- }* O2 { H; q+ f8 B5 e
- .dropdown-menu {
/ t, I: }4 @5 B/ z3 Z - background-color: #ED3E44;
7 x+ }: y* l9 S1 g - display: inline-block;
& F" w8 H% P$ |' R& V. Z# O0 O, a - text-align: right;1 ` \, u, A7 }3 X+ }
- position: absolute;
7 V" ~( |" v( z, `, t7 _ - top: 2.5rem;
) x: S' y v2 E4 K" w" k8 l* C - right: -10px;
$ g8 R( L. S+ S" S4 T4 B6 B" z - display: none;
2 q3 M% l2 N8 m+ @ - opacity: 0;
# | O3 c8 |8 G5 Z( ^5 u; g - -webkit-transition: opacity 0.5s ease;
& F$ ~' a6 R, n2 h) O( o% |% L- r - transition: opacity 0.5s ease;0 T" w$ m* V+ |6 ?/ u X# H: n$ k
- width: 160px;
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- .dropdown-menu a {& ]3 J! {9 N$ H
- color: #fff;
& u2 g. a! Z6 T" U5 X$ R - }
; i. F0 \3 F( l - .dropdown-menu-item {
. ?2 ^- l) d9 f! z% B - cursor: pointer;
& ?! E6 P8 c: @6 V4 h" } - padding: 1em;' H J- t2 F: H/ x0 p, Z( X7 n
- text-align: center;7 Z: U) r, h# F. |1 _0 B
- }5 d# d' a. y# i5 |- Q1 p
- .dropdown-menu-item:hover {( o! u1 v7 c5 P3 }; S8 ]2 E% z
- background-color: #eb272d;% u9 D# H7 R; A3 D- S; \
- }
复制代码 * M/ S" Z9 r3 M
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">' }2 b* u5 r* [2 s/ u8 Q( I
- <!-- Checkbox toggle -->: ]- I6 m, @" ?- D [& @& i |
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
# [, O0 O5 Y. {) o+ J' E# N - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>* q# B* Q3 N+ y3 K5 H+ X$ ?
- <!-- Content to toggle from www.mfbuluo.com-->
- B$ E' i! Y" N+ z! P* e - <div role="toggle" class="toggle-content">5 w/ Q% G& O' u
- BA-NA-NA-NA!1 }$ a/ N- [' `' w4 J8 d1 `
- </div>- [ f7 B9 A, r) ]4 r. T% ?
- </div>
复制代码CSS代码内容如下: - .toggle {' [* @! L g5 K Q1 a
- margin: 0 auto;: W, F( g2 k' I: C# q& X6 V
- max-width: 400px;
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, U5 s; \2 U: d0 w8 j. ]" E! ? - .toggle-label {- M2 ~4 Y5 v6 U D0 D6 P
- font-size: 16px;- a7 E( Y4 G3 l# }$ t
- background: #fff;5 l Z( T" C, t
- padding: 1em;3 v! L, o2 j P0 ~
- cursor: pointer;) }5 a' ^+ [. B
- display: block;
2 s* p" c8 {9 D+ _$ T0 r+ O - margin: 0 auto 1em;
- V% R: }6 S4 k0 X( W6 p2 I - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
4 s6 N3 S! A" O/ h6 x" g - border-radius: 4px;1 U7 E6 K( J3 M$ F
- }
( L9 Y0 ]; w& U' _ - .toggle-label:after {1 m$ |8 d# c8 Y5 ]
- color: #ED3E44;& x3 c9 l* r3 m% o0 S! t. W1 ?. |
- content: "+";4 V# e4 M* M4 r- t/ e: K
- float: right;1 \$ k3 O2 t4 D# @+ g
- font-weight: bold;
% D* j# ~' r3 K; N. l! V - }
0 Q1 Y( u* O7 j8 s - .toggle-content {# X! ]7 z" @. i
- color: #B0B3C2;1 A1 \5 z- {: `1 @& ?8 i8 r/ ^
- font-family: monospace;
% u2 A: M+ y( {7 R2 n/ f0 N3 f - font-size: 16px;( i/ D# @% B c
- margin-bottom: 1.5em;
; c4 A8 o8 l' j( p& \/ x - padding: 1em;3 W) _0 f* s( M) l; y5 V6 X6 Y
- }
3 A! O" z3 v; o+ {+ E4 y2 K - .toggle-input {
" V& z* \) V, `# `6 I' s - display: none;3 H( k. W1 o+ I0 m/ e
- }
$ ^6 _. v3 q! _- R/ F - .toggle-input:not(checked) ~ .toggle-content {
! M# h6 Z2 K1 K+ Z - display: none;* T/ r$ Z' D+ A
- }
* J c- M( R- ~4 @1 B - .toggle-input:checked ~ .toggle-content {
: |2 Q" k9 m+ F' u+ Z; n/ N - display: block;* {6 k& i7 b8 V' c3 ^* u1 M) p
- }$ t, ]0 g; k0 f ~- Q
- .toggle-input:checked ~ .toggle-label:after {) J! _2 n3 m1 E) G' s0 O. r, P
- content: "-";/ `* _1 J" t# g9 Q+ s
- }
复制代码
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