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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!">7 V- V5 o% \/ c) s5 F4 K3 S9 n
- Label for your tooltip4 Z2 {' ~5 A8 ^4 g# u$ i! T8 {
- </span>
复制代码CSS代码: - .tooltip-toggle {9 a3 c8 M d, g7 E6 {4 W6 r- ]
- cursor: pointer;
0 ^6 V: ]9 a6 ^ - position: relative;# u- M& [0 H8 ~( d& v
- }
; H: T5 z c2 l5 E; X, D - .tooltip-toggle svg {1 }9 }( e$ s* E0 ?4 |
- height: 18px;
" M0 j) Q" s/ o7 j# \" ?! X - width: 18px;
, n8 ?# L- |+ C' ~8 x8 @0 A - padding-right: 0.5rem;
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- .tooltip-toggle::before {
, V! o U/ R6 Y- h9 M$ y0 P; ^ - position: absolute;' a7 D& c# O1 O, L+ _ A+ r s
- top: -80px;! t, d9 W, n% g, f3 S ~, n
- left: -80px;
" a# \# @- F3 o7 A5 |6 A6 L1 k - background-color: #2B222A; i1 c+ \6 L* U4 H
- border-radius: 5px;
1 P5 }" E3 e- b) h0 F - color: #fff;
$ S& f% Y0 Q; p - content: attr(data-tooltip);' p6 m: H' L9 a+ K9 q* S- I
- padding: 1rem;
5 e; O2 b% ? S7 T - text-transform: none;6 I: ^: u J. `+ _) {/ ?# A
- -webkit-transition: all 0.5s ease;
. q3 g4 S+ q: W6 H& j: ]# } - transition: all 0.5s ease;; e7 B: k# T3 ~
- width: 160px;
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+ q/ t( B! a3 `8 N' W3 G9 { - .tooltip-toggle::after {
$ B- N7 E1 S# x. M+ O! R6 _4 Y - position: absolute;
V& k% `% t. d! U - top: -12px;
# |# l% ]# r c - left: 9px;2 V/ l6 W9 ^7 {- e* M0 Y
- border-left: 5px solid transparent;
3 N5 F. e8 I5 }8 A5 G2 e# j* \ - border-right: 5px solid transparent;, T2 f! n E: a% G# a5 e0 d: e
- border-top: 5px solid #2B222A;+ B. |% j$ q- ^+ C% N) \+ A5 P
- content: " ";8 M, L6 e3 r8 [ {1 G
- font-size: 0;$ y! ]( g" r$ f5 o0 e
- line-height: 0;
/ B) }* v" g" O. ~7 r c( X1 Q$ @ - margin-left: -5px;$ l* Q/ O8 D' A* S: _
- width: 0;6 ?) b7 A8 s/ b5 ~0 \6 n7 z
- }' {+ q, F+ L& }
- .tooltip-toggle::before, .tooltip-toggle::after {6 n. |" X# l% A4 g% K/ x( r
- color: #efefef; v# l: w7 g! c. v0 A$ l- `
- font-family: monospace;( u5 m. n) E; ^2 K4 y* e
- font-size: 16px;! `0 X5 u2 N9 T! s0 l$ \/ f( O
- opacity: 0;
0 h5 I" Y, c0 O - pointer-events: none;
+ ^ X3 `* D8 M. ] ?; E0 g! u, f - text-align: center;
/ p8 Y4 g; L1 S3 ~$ H - }
: @8 l/ h1 G' x! ?- s) v - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {0 U+ g* ?3 G4 `0 c& b1 t9 j8 v
- opacity: 1;
; k" `& Y, q0 F6 I - -webkit-transition: all 0.75s ease;: F0 Q4 Y$ G9 G# I
- transition: all 0.75s ease;
: j5 l( U! X- t. g& |2 J% A3 t - }
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 J8 h" T$ z, `4 k3 m - <ul class="nav-items">4 C: k! ]5 F/ V
- <!-- Navigation -->, G* Q8 m; z+ v% T K2 B% {
- <li class="nav-item"><a href="#">Home</a></li>% j' e$ s/ q: t2 T+ P6 Z! m4 X
- <li class="nav-item"><a href="#">About</a></li>0 W M! I& ], o) F. F! n
- <li class="nav-item"><a href="#">Contact</a></li>
0 F2 w3 o7 q' N; y1 A3 m6 h - <!-- Dropdown menu --> ~% _) a& a4 F
- <li class="nav-item nav-item-dropdown">
, @$ e* j. \6 Z% f - <a class="dropdown-trigger" href="#">Settings</a>
9 B; Y, w3 s8 W. l" w9 T$ j4 Z - <ul class="dropdown-menu">3 K+ M! I+ ^: t7 d
- <li class="dropdown-menu-item"> \4 [6 X! |# H G
- <a href="#">Dropdown Item 1</a>/ {. S G. K/ \+ {, @+ d
- </li>
/ i- y& ^2 a0 l9 n4 i& \ - <li class="dropdown-menu-item">" D& e8 F% R, Z$ [6 {1 D8 ?
- <a href="#">Dropdown Item 2</a>
% D( M2 w% `) |$ t2 z, E, p8 Y: h - </li>
3 A# _' p6 Z: R% c0 C - <li class="dropdown-menu-item">
/ U4 u; l+ u# E& a5 v1 z' D5 G - <a href="#">Dropdown Item 3</a>1 \; S2 E, _8 R5 Z: }2 K
- </li>
! {4 v: @$ T0 } - </ul>
8 G4 Y( S( y& R5 `9 y# ~ - </li>
9 F' L' W% J5 J9 G+ m" P S - </ul>8 k" x1 r6 K+ ^' k( w8 H; a
- </div>
复制代码对应的CSS代码如下: - .nav-container {. {9 k6 f0 ^" t1 C6 f6 o) t2 x( u
- background-color: #fff;7 K) @ m; B9 B6 F0 k9 y+ e, s
- border-radius: 4px;
. J% P" H: Y9 |. b - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);1 y& a! V: a$ {( |8 W y
- padding: 1em;! J- |" C! O: ~2 f
- border: 1px solid #eee;
9 n/ H) T* }$ T6 C' Y7 i+ B- l& ` - display: block;
6 l- D3 @; p3 X8 z8 m* x6 N9 R6 m) g - max-width: 400px;
9 C! y( e9 F) O" @& j: M# a - margin: 0 auto;$ Z) c* f0 @/ ~" H
- text-align: center;
- o3 G; }- }! [4 ]; ` - }0 E) Y6 M: P2 Q
- ul,
' b1 U5 P4 T+ W" Z: h( Z3 s B - li {
$ C5 ?. j" b$ W" B7 T7 p - list-style: none;
" _: d+ p, U" v9 q* g - -webkit-padding-start: 0;
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- text-decoration: none;/ ^$ V. Z' |, a# S% x6 O
- color: #ED3E44;
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- .nav-item {
& E9 K# ~" [5 Q) ~! u$ S( _ - padding: 1em;
9 o( ~+ D' @8 z4 T( x4 D& n - display: inline;+ b8 Y4 S' P: H' Y( L+ [/ _
- }
) a) G" n/ D+ q U# T; g5 U - .nav-item-dropdown { R# R0 ~1 {2 T9 r2 ] N$ S
- position: relative;$ U( v6 U# m1 `# E8 J, D
- }
( v4 u; b. S5 R3 I6 ^ - .nav-item-dropdown:hover > .dropdown-menu {
2 O/ r8 i9 U2 [! e. u - display: block;1 T3 g! P* d5 W" f# ?% P. f
- opacity: 1;
; _( ~, s6 K& t+ D; E - }4 q& m; y7 p9 S. i
- .dropdown-trigger {' F2 m, U' u$ i% d. {1 Q
- position: relative;( v$ m2 }2 O$ F; ~
- }) h: y. J& I' p/ _
- .dropdown-trigger:focus + .dropdown-menu {
+ o; o8 o' I- l$ z2 B5 z p! A - display: block;2 H7 F/ G3 o6 j
- opacity: 1;( s1 \. ~2 W. ]& d2 W
- }
# E+ f5 u# \, C1 c% `; g- W - .dropdown-trigger::after {
; ~6 U; x; t$ H) _' v8 ^, u - content: "›";! Z8 Q( f; U8 I" W& m4 z
- position: absolute;
; `& X" q! a, c# D - color: #ED3E44;8 ^& ?( {6 s$ v" {5 B. [& Y
- font-size: 24px;
3 X8 e. v! c5 w2 I$ L3 d - font-weight: bold;
1 o1 L- l) J" s0 z+ }: h6 U& N - -webkit-transform: rotate(90deg);6 L8 |1 R+ R! ~9 @* q. ]% q/ h1 [
- transform: rotate(90deg);3 Y! I: v+ F6 Y2 u; `, P
- top: -5px;/ M5 V* c2 }2 D! u
- right: -15px;
* z" Z( D$ `! @7 D( [5 q% o4 e - }
2 c. ]3 i" ]' T6 |! A6 q2 W) y2 V - .dropdown-menu {- g. I( k' M% @5 t- o- r( `
- background-color: #ED3E44;
2 s$ B' E4 F3 e& {% F - display: inline-block;
1 ^/ K% Z1 _4 A* C - text-align: right;1 }+ r K. J4 D8 n. g4 j0 G
- position: absolute;
6 ]6 k+ f, Z% v9 G" K% K+ j4 c - top: 2.5rem;
0 u1 Q' z, _1 |( g7 t% q* I+ y - right: -10px;
3 h% V- U; C6 r* @6 o# S - display: none;6 t& ~9 C+ b& ^: G; M
- opacity: 0;/ Z! _8 J8 Q$ I$ j
- -webkit-transition: opacity 0.5s ease;. i# x4 `; V, X/ Y# Y. ~
- transition: opacity 0.5s ease;& E c Z# N1 q+ |5 }# }9 D0 ^, S
- width: 160px;
. k9 k% a8 z+ f' K - }
' H, C4 N, I. I) u% ]0 } - .dropdown-menu a {9 F4 d% O3 Q ?1 t+ V! D
- color: #fff; X J- M1 m: {
- }! J- M" r8 Y7 S
- .dropdown-menu-item {
/ p# f8 M4 `' D7 q2 v" [ - cursor: pointer;
5 `# F$ k4 w0 T3 s$ G, t( j ]* W - padding: 1em;
; v5 I4 e" u3 l9 s- ?) r - text-align: center;
5 {) o, m s" ~% w6 z. N' _# ]. K - } \% {% S& G. V: q( a; L
- .dropdown-menu-item:hover {( m- f1 A! e5 H% y8 v( h% V
- background-color: #eb272d;! T; m& g/ Q6 K0 I* d2 }# f
- }
复制代码 ; `+ G1 A8 E: _1 l
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
4 T7 o" Y/ J$ d* k9 I- F8 `, c+ C - <!-- Checkbox toggle -->
3 _$ R6 H9 I1 D# Q- E# b" H - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
+ q: O+ L3 c( y1 J8 _ - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>' c1 ~) s) n ^. Y* @0 L
- <!-- Content to toggle from www.mfbuluo.com-->
0 h* P$ m# `( e - <div role="toggle" class="toggle-content">
8 s+ X9 h. }6 L2 l F$ A- K% E7 ] - BA-NA-NA-NA!8 ?% f" \& K( C p4 ?
- </div>, o% e, c% Q, R4 r; G$ k
- </div>
复制代码CSS代码内容如下: - .toggle {
$ L! Z7 [" \+ @) U - margin: 0 auto;9 Y V2 w; x4 C8 f6 o
- max-width: 400px;, h9 e8 ?0 L6 q2 R+ l
- }
) O* B8 z0 V! L - .toggle-label {
5 e3 u T# `+ g# W3 \- U+ P - font-size: 16px;5 _( Z& l: f) G* p" d
- background: #fff;
/ d- e. r& z, Y: x* e2 A - padding: 1em;
. u% e, N! B7 q. X- ~2 {9 F - cursor: pointer;
: Q; B+ r. F* h - display: block;7 T8 t2 G. S8 |
- margin: 0 auto 1em;" I' Z7 d7 ^8 t( Z9 V
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
: Z* {" T" i4 x8 Q! U s - border-radius: 4px;% }2 F5 L1 m( p# K9 u4 a6 i
- }
! f* H' ^4 M: r; y8 V$ A - .toggle-label:after {- Q& @7 j, L+ \5 \0 T$ F
- color: #ED3E44;
2 U- |9 h- k6 ~3 J' i" {4 i+ j" [ - content: "+";
- f4 Z5 h$ |6 p9 [; `% C - float: right;
* R' M- g9 w- W# J' x - font-weight: bold;) O+ u0 `# N5 t2 A
- }0 X5 m9 p: Z- ]" E% A
- .toggle-content {' l1 u. _$ n: r" F7 ?1 N4 C
- color: #B0B3C2;
+ E# b% A& f( Y9 V2 ]1 M - font-family: monospace;
& b; w7 k5 z. _" [ - font-size: 16px;; ^) M3 I" d1 \2 q% c
- margin-bottom: 1.5em;! ]2 R% Z U& R* C
- padding: 1em;
1 u" [: N# z+ | - }1 o, z1 O5 E r+ u5 T9 f+ J
- .toggle-input {1 j; A/ {, J7 ?. N' w' W- r
- display: none;; P6 s" U- c7 R; x# m7 Z5 A* r4 H
- }
: ~( A* ~8 s% u* V* } - .toggle-input:not(checked) ~ .toggle-content {
! ~3 U& F% p! Q - display: none;0 d* _+ b \* t* D% I
- }
- z8 J' e" @4 ~ - .toggle-input:checked ~ .toggle-content {
6 a4 v1 _0 e1 c3 @0 f - display: block;
7 Q3 R+ T& m1 f& W, n4 i w- t2 R - }1 Y# S, _% t. ^- b- t7 u
- .toggle-input:checked ~ .toggle-label:after {
& p! j$ Q& }8 @6 [2 b4 w - content: "-";6 {! w1 ~+ b# ~) F' R
- }
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