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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!">
/ D7 X2 E- {9 @! a' n - Label for your tooltip
9 {( F5 H* O! v# t$ x9 T [# M - </span>
复制代码CSS代码: - .tooltip-toggle {
) E0 I; f5 K9 O' W2 @0 K7 X - cursor: pointer;" m s) P+ E- D" A0 y4 U
- position: relative; V7 R d5 J# p" C0 m& T
- }
9 D$ U7 Q, O+ r - .tooltip-toggle svg {9 c3 c$ `3 t! {; t) ]
- height: 18px;
' n" F5 k6 u, I" R' ?, c - width: 18px;! l7 M* w- s* t2 I, o1 `
- padding-right: 0.5rem;, Q* A& X5 u! G9 f
- }
" U M. M1 z! Q) ?& ?& O - .tooltip-toggle::before {
& |/ @/ {' R% R9 F! q2 u# Y* b - position: absolute;
% v8 P+ H# w8 [; f: k$ e5 Z( S - top: -80px;
; O% Z2 u2 U' Z; d9 K% ? - left: -80px;' F* `$ H7 S6 p: ^* H; q, |
- background-color: #2B222A;$ K& n4 g3 f' s, ]$ P5 f
- border-radius: 5px;
6 i; a8 L8 B4 R3 H2 N7 }* ^; | - color: #fff;5 R9 q& @9 u# q5 e2 x
- content: attr(data-tooltip);
6 p. U' ~3 V9 b: ~ - padding: 1rem;5 S5 U0 x8 G+ @) w2 B6 L- T
- text-transform: none;
% f) T/ j1 `0 g0 N- g - -webkit-transition: all 0.5s ease;
' |: O+ L% h" c9 p - transition: all 0.5s ease;( h$ K5 q& I9 k. \0 {9 V
- width: 160px;& J0 Y% s3 l: d" }
- }3 l7 Z, W, q0 H1 I2 F; R8 F7 B% I
- .tooltip-toggle::after {
. T9 l0 g& p' }% X% {& M5 ^ - position: absolute;, B8 a9 I9 I. q v M4 @
- top: -12px;
; J% B: x: C! j! V! E0 e - left: 9px;) x% A6 l& O2 C* [8 t$ H- J
- border-left: 5px solid transparent;2 A# H& i3 |3 d# Y: n2 d) e
- border-right: 5px solid transparent;
2 O8 ]" m, G% p# q7 h - border-top: 5px solid #2B222A; K* J: j5 v* W" P6 u" V( O! I
- content: " ";. @3 p$ h* o$ ?
- font-size: 0;4 ]6 L! N9 E# M6 ]5 s; |
- line-height: 0;
- K# k" F7 W1 I2 g - margin-left: -5px;
! K) v& P, E$ y8 n# z - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {. O" S1 K& O" [' H0 Q( A
- color: #efefef;
1 j1 q9 P" Z$ t7 u2 h, d( r9 Q - font-family: monospace; L! A- V4 V- z# h9 P- ~, C5 T
- font-size: 16px;
5 E6 b; X. }5 s& S& p% E - opacity: 0;" Q- H; ~4 h5 U
- pointer-events: none;
( O' [3 `' O, A- n" x: G - text-align: center;
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# {( }6 }7 w( f; d8 L" v& S - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
7 d% f7 Q! K; x6 _7 G - opacity: 1;
" ]# P$ E; K' C5 V4 [ - -webkit-transition: all 0.75s ease;% o. S, Q- {4 ~$ j5 u
- transition: all 0.75s ease;% W2 T8 h/ i. |# G5 j4 g3 l7 k
- }
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">9 T; Y9 s2 D( b' {/ J) x1 f4 P; u
- <ul class="nav-items">
. ~' I' ~( ^ q - <!-- Navigation -->5 O3 w+ P$ f. N" g
- <li class="nav-item"><a href="#">Home</a></li>
2 J- k- r6 y( r3 z& m5 N+ Q - <li class="nav-item"><a href="#">About</a></li>
6 {# b! J: ?$ J$ R3 \6 J* v2 g - <li class="nav-item"><a href="#">Contact</a></li>
3 M( I# n) P G$ N - <!-- Dropdown menu -->3 Z6 N, b1 V, Y2 L
- <li class="nav-item nav-item-dropdown">0 z5 @4 \! r/ J8 S; w7 R3 Y4 W0 V
- <a class="dropdown-trigger" href="#">Settings</a>
# i- \- ?* U9 u2 H - <ul class="dropdown-menu">
6 w' C p o5 [ - <li class="dropdown-menu-item">
3 Q3 x3 G5 I5 M& V - <a href="#">Dropdown Item 1</a>
( q4 D- R7 a/ A; L% o1 e. Y - </li>( Q) P0 u' _% S4 \8 s# D( u8 K
- <li class="dropdown-menu-item">8 s6 |# L9 `2 s/ o; k! p' E+ y1 h
- <a href="#">Dropdown Item 2</a>
1 _. D# h+ G8 A* C+ C9 o( d - </li>
! h$ L$ h* U& c' {( { - <li class="dropdown-menu-item">
H- T8 [" b4 t - <a href="#">Dropdown Item 3</a>4 |' j# C" o& D$ z
- </li>
3 |2 v6 K1 B* _6 l* f0 W - </ul>5 k! P5 C$ X1 S# b
- </li>+ x( X- e8 O$ \" E
- </ul>
: k4 S) b' p) ^% Z - </div>
复制代码对应的CSS代码如下: - .nav-container {. S: k L6 u {# {6 ~% G
- background-color: #fff;
$ \9 Z. U2 l7 Y - border-radius: 4px;" F2 C: @& ]: Z/ m; u, |/ X& U
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);/ W+ ?+ x# G7 x M
- padding: 1em;8 Q; p/ O4 @3 L4 l( A/ S6 R6 I
- border: 1px solid #eee;
7 ^1 c& Q3 l$ t1 I( z6 Y2 |0 q - display: block;8 g x% R# s3 a9 z( a
- max-width: 400px;
" p/ `8 L5 g/ p9 V9 Y - margin: 0 auto;
7 k$ ^1 u0 e# }* t6 [7 j - text-align: center;+ |8 \' Z+ S1 ]
- }( h& j w- o, M# o1 F% L4 s
- ul,
6 R: Z2 N1 ~4 ]3 c - li {
" Q% H/ ^. g% u9 H - list-style: none;
# K& W# v$ s' J ~7 ? - -webkit-padding-start: 0;
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- a {. h3 o- W, Z* J! W' V/ P% |% x
- text-decoration: none;
! A8 O' u* ?' ?$ } - color: #ED3E44;
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! j6 b( O! j& k3 ` - .nav-item {
8 E: \8 v0 f& }# J8 c - padding: 1em;
9 s, {6 H# {4 \- L/ L - display: inline;
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+ }0 b. t0 l" ^3 B* W! [ - .nav-item-dropdown {8 s/ W2 M. c* I0 v
- position: relative;
+ E" w" U- y2 e* I/ n5 _ - }
, T Q$ o, X( o2 E2 w5 N - .nav-item-dropdown:hover > .dropdown-menu {+ T9 @, }+ S- o# H( V
- display: block;
4 h' L% I. T% V- G, A g - opacity: 1;
4 s, M: N f. s - }
% A( S5 y4 o3 J. ?3 e - .dropdown-trigger {
4 E A# }3 W0 y3 w$ H( Z# m) T - position: relative;
& n9 _7 P }% d/ s: b2 l0 w - }
! G# e5 B6 [5 l+ \* u) o - .dropdown-trigger:focus + .dropdown-menu {
. V& R0 W; U5 b/ g( R, d - display: block;! S& G2 D+ j" u9 g6 F4 W1 p& E
- opacity: 1;, C" f) q) N9 p) L5 o$ Q
- }- J5 A* v8 s8 S E. J3 v9 I
- .dropdown-trigger::after {0 f: P6 `7 g9 v1 p& L o4 P: t
- content: "›";
1 p5 U1 g0 ?2 v- E6 R - position: absolute;
+ @! d. a, R! m/ H7 D - color: #ED3E44;
& G0 V/ r. J. x/ D4 D - font-size: 24px;9 g4 O* }0 w0 z# j! A& z+ W
- font-weight: bold;
7 J- [& a. m {! w9 G - -webkit-transform: rotate(90deg);* X6 J f. |) R* g5 o
- transform: rotate(90deg);
& N3 ]4 d7 |# t4 i$ u" C0 c - top: -5px;! E) J _- s. } c& W; E
- right: -15px; q+ h0 [) [6 u+ i1 m
- }
( [) t. V0 ^) V0 A' e - .dropdown-menu {+ T$ c4 y7 f' v; ^ S7 ^
- background-color: #ED3E44;. }1 c2 O' S/ F+ Q5 j/ U
- display: inline-block;
5 e m- N1 p. q4 c. {' o* J - text-align: right;
3 i, Q5 c: G! x5 a! Z/ h5 u - position: absolute; n( \3 J& N/ [5 t
- top: 2.5rem;
3 w- \ g/ h; V7 u2 H7 y - right: -10px;6 l$ O+ c1 q; p3 U- `
- display: none;1 X. y* L& ]- w l5 S
- opacity: 0;4 ?/ l) R5 S) b0 i/ j% R% j+ ?4 F
- -webkit-transition: opacity 0.5s ease;" @0 \! v1 `6 H: F5 R
- transition: opacity 0.5s ease;
7 g' j, d/ f' K8 ~' V: ?) }5 A - width: 160px;7 A# V# g1 \6 G i
- }% l4 J$ l' w6 d
- .dropdown-menu a {$ ^+ E) F$ b0 g: `
- color: #fff;3 m5 ~. e, @2 D6 w' |$ W) a
- }
* H" A) o) j5 n# ? - .dropdown-menu-item {. L* k, f3 G& O7 c* D! M& I' M
- cursor: pointer;
, ~# S- L2 B, u9 {! P; O: ` - padding: 1em;3 h* e: }- j! v8 G* r8 e/ x
- text-align: center;
3 m Y& Z0 {! F w0 k - }' k2 D/ K* S! N1 o
- .dropdown-menu-item:hover {: g. w+ t- Q5 ?- k7 w3 U0 }: @# C' H
- background-color: #eb272d;
9 v+ [. l; c4 X6 ^1 R( _ \4 V - }
复制代码
3 Y- }+ q: l2 U4 q- [/ ]可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
: o. [1 B) D! g6 f: T - <!-- Checkbox toggle -->, t& |" @$ q0 I) E. E
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">4 p# t; t5 C3 e- ~
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>* q$ x# \' ]' O- o7 e/ V' Y% }
- <!-- Content to toggle from www.mfbuluo.com-->9 Q8 q0 B* G {( N
- <div role="toggle" class="toggle-content">; B, S& a7 A3 p. V e: K# R) X
- BA-NA-NA-NA!
' {* f' r6 T( [' `" ~6 } - </div> x' A, e$ W% y$ _# q
- </div>
复制代码CSS代码内容如下: - .toggle {
; y3 \4 [8 a9 \3 d - margin: 0 auto;# _9 r( S% p) f
- max-width: 400px;
, `( `! I `& }* F2 r - }& \' m4 {: p5 k8 p5 l" v ~
- .toggle-label {
8 r; a9 X* `8 f( V, X% b' V - font-size: 16px;
8 ~# J1 k1 p8 d/ k& C/ `+ B9 _ - background: #fff;# [0 n, ]/ j4 }3 v4 p- ?0 R
- padding: 1em;% x5 N! z5 V5 h
- cursor: pointer;) n7 U9 V- B& [+ [5 s7 r
- display: block;
- A, G5 A+ d' m6 \, h( u' g- L - margin: 0 auto 1em;5 m8 l" Q) q2 U6 D/ Z" d6 F2 B
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);' ^- @2 q- L0 m6 y [8 |, n4 W# }
- border-radius: 4px;6 R. ]4 O; n% {3 R0 ~
- }
7 g$ T# t/ Q8 H) t% Y - .toggle-label:after {# B1 o9 X7 Q7 S
- color: #ED3E44;, |5 J# n ?5 _
- content: "+";, E2 F/ P1 }) S6 ~, @
- float: right;
8 X# S. q" ]1 p* h% E+ I- k - font-weight: bold;' V- L: F% \/ Z7 ~' N" q0 N! X
- }
& t# u& O. t1 O3 F" J0 A - .toggle-content {
9 V$ h& c. J! H5 g - color: #B0B3C2;
- l+ E7 i& m2 U - font-family: monospace;
* ]4 E! E2 K/ j/ M - font-size: 16px;
& y! n4 l! s3 S' P$ W - margin-bottom: 1.5em;
& c8 S1 p O: C/ ~9 J - padding: 1em;2 z' y/ `7 O: e3 L0 }1 K6 L9 D0 `1 j, P
- }: G6 N+ n) v0 i' [/ J5 _6 G
- .toggle-input {0 B4 p7 Q; w& ~$ o: D6 |
- display: none;/ x" ]+ F& C9 u# |
- }
9 ?) g3 Q4 T+ `9 l( t - .toggle-input:not(checked) ~ .toggle-content {
c6 i0 R' P9 m - display: none;
# @3 ?/ H6 S& H. V - }
$ u( o0 K7 h6 X0 u - .toggle-input:checked ~ .toggle-content {
0 \5 t4 a# \/ D/ j8 x/ F - display: block;/ i, |% P3 t! p
- }
- R. w* u+ d- ^% o7 N" ^ - .toggle-input:checked ~ .toggle-label:after {
4 M# k8 c* M3 }4 n - content: "-";
H) f) F* N6 Y - }
复制代码
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