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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!">
8 M) V' q: B9 s% M: M - Label for your tooltip
! | C( d. S4 I/ v b" _ - </span>
复制代码CSS代码: - .tooltip-toggle {) E& \. W. d1 k, a& \
- cursor: pointer;! F% o/ h7 X7 Y: W9 A/ M
- position: relative;9 Y2 P/ o# ~5 D
- }; b& _! _: o7 b& ^! D% l9 }: U
- .tooltip-toggle svg {
3 [& Y6 _# z* _* Y - height: 18px;: o) s6 L7 G) Y
- width: 18px;
; S6 u/ t [, w' h - padding-right: 0.5rem;
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1 s% R( v0 Z. L- L9 r - .tooltip-toggle::before {' x' C, G: W. d" u) ~" D8 Q: r
- position: absolute;
& V3 W6 l6 K" `3 ]$ Z - top: -80px;
" T! u+ E* ^+ a - left: -80px;5 G" P5 K* A$ y* j4 W0 Y& p
- background-color: #2B222A;
. l, w7 ?. A# d7 L; ?; | - border-radius: 5px;. e9 ^6 A4 L7 a$ m
- color: #fff;" |1 T* K+ H- R$ O* A# s1 ~# h
- content: attr(data-tooltip);
% t# E; n" j. x* Q* l, `8 T& a - padding: 1rem;6 ]: s! K0 ]! f! X0 i+ U
- text-transform: none;
6 ~8 n- r0 r% W- S9 z9 C5 D" B - -webkit-transition: all 0.5s ease;3 p8 N1 j9 Z. O* x X
- transition: all 0.5s ease;
2 `% R+ [# [1 c/ r: q - width: 160px;
& _- ]* B2 r) \ - }
5 l: c, d; }+ t# n: N% [5 D - .tooltip-toggle::after {
1 ]5 [! Y8 j9 K9 F* ^7 F - position: absolute;
3 s, [% X2 ^- n2 i P- i - top: -12px;) a1 W1 F8 V6 D% l" C* I0 Z
- left: 9px;
6 N0 v( J3 ?6 C/ X5 `' T - border-left: 5px solid transparent;
% Q6 V8 m! V& o5 j) d4 Y& ?6 v - border-right: 5px solid transparent;
3 J$ F3 I: Z+ J2 ? - border-top: 5px solid #2B222A;* m% ?! f. ^- i* u& H4 h" ^5 |$ t
- content: " ";
+ T: t2 f( K$ e7 t - font-size: 0;. ]: ^' R! R- ]
- line-height: 0;
# R8 z0 b, K6 v* _7 q - margin-left: -5px;
# }) V H5 |) r - width: 0;6 p, X8 h! O+ T! U0 S/ \
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- .tooltip-toggle::before, .tooltip-toggle::after {4 M# Z( Y* n, ?0 ~8 y' g
- color: #efefef;
- E$ h7 i+ c$ ~- W' | - font-family: monospace;
% s& w6 X, [" l4 O6 e" P - font-size: 16px;
( `2 C. H5 c) R6 n - opacity: 0;
1 m. b8 \+ }' D; f6 d - pointer-events: none;
2 k6 K; N3 r. t( b: \ - text-align: center;
: x6 H5 k! W) L6 ?+ ?9 |6 _0 K - }
$ h5 Z# k9 D- h* u9 B - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
/ H0 ^$ ?$ \8 E7 @6 [! n/ S - opacity: 1;3 F" s, A6 f& G9 i Y
- -webkit-transition: all 0.75s ease;, t6 {* x8 F- S; d
- transition: all 0.75s ease;* D! m; H! a' 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">, f, x. c' ]9 u$ b
- <ul class="nav-items">
/ R, p: u* l: } - <!-- Navigation -->
+ `$ |- o. } G$ b' l - <li class="nav-item"><a href="#">Home</a></li>
2 @2 H- h. L3 L2 p8 |) L% ^ - <li class="nav-item"><a href="#">About</a></li>1 W* x; O; D3 i T
- <li class="nav-item"><a href="#">Contact</a></li>
/ A# o0 D, f% }! `5 ^ U( U2 n6 H. A - <!-- Dropdown menu -->: U( m! O! \% Z2 H1 @$ W
- <li class="nav-item nav-item-dropdown">
' ^% E- O* E# J' T( z' B' j - <a class="dropdown-trigger" href="#">Settings</a>% g K0 T, R- `2 }7 a) W9 }, Z
- <ul class="dropdown-menu">. u; ]9 {) J2 h6 E' @2 Y
- <li class="dropdown-menu-item">3 H8 ~2 U8 q8 A f- i: k! `7 d9 }4 d
- <a href="#">Dropdown Item 1</a>
1 r$ x; ?2 k' s - </li>
/ D+ ~* M* c5 W" q P( H - <li class="dropdown-menu-item">
: S) I; U& Y6 f0 p4 d" A6 g - <a href="#">Dropdown Item 2</a>
# C; s( G( g2 W6 Z$ O - </li>
' }) E8 Q* `; v$ E( C - <li class="dropdown-menu-item">
]. d" [' v, o' B/ ~ - <a href="#">Dropdown Item 3</a>* X9 T. \" \# t2 ]5 D# x
- </li>
5 E; J8 d: L+ m6 S6 U4 |; S - </ul> F4 [9 [$ O- S- `8 Y7 C- G- o6 ?
- </li>
4 M( e, O# U( w j, r, |& e4 S - </ul>+ A; v# ]& O5 E2 [ g4 o& X
- </div>
复制代码对应的CSS代码如下: - .nav-container {& e: w s! O& Y+ f% @9 I0 O/ I
- background-color: #fff;. E* ~$ n2 V+ A' m. t1 C- v
- border-radius: 4px;
5 q/ y5 l6 ^1 z' Y - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);5 u7 A2 W% _5 l5 N! p+ m1 L
- padding: 1em;
5 M8 S9 [4 V$ @2 j - border: 1px solid #eee;
8 V# |% W( T' G8 k - display: block;
B: j/ q: c5 j* B$ v - max-width: 400px;
6 x+ l; t& r$ L, p2 C - margin: 0 auto;
2 X: `" ?/ x3 i - text-align: center;
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% g1 S, J8 x$ S' ] - ul,
5 H3 z* @1 G# y# V& @ - li {
% \7 |% v& u: C6 K - list-style: none;* T) _- w7 w3 m" O
- -webkit-padding-start: 0;/ h& e+ S7 P! E1 E9 j- F
- }
1 H$ L8 C0 L/ |, ]$ \ - a {
( P# X& g6 {/ H# @ - text-decoration: none;# M+ }/ u( ?8 c" U
- color: #ED3E44;
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- .nav-item {/ W2 d: Y+ ]8 ^$ i6 G* ]! T d
- padding: 1em;
! {7 u" M! c7 h; P9 q* v3 H9 Q - display: inline;6 v- V' ^4 l: o! j" r% d5 j# h# G
- }
: I) J, M$ V* F( c, R9 K - .nav-item-dropdown {2 T" w" U M2 {! q: r3 g$ i5 k0 w
- position: relative;8 l2 u! ^" T. E; n, f- m0 N
- }, }2 ?* A3 M1 P& j u R
- .nav-item-dropdown:hover > .dropdown-menu {0 h+ \8 S9 a* c8 M* i M4 Y
- display: block;
+ z" C1 h& X2 f, V9 I/ b - opacity: 1;
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- .dropdown-trigger {/ I% {: N0 ~' j o5 `9 `, V2 \
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
! S T; @' U+ q6 G* o: |, D - display: block;
, P2 f. s. h1 o - opacity: 1;
) K4 o! ~9 I/ S& D6 T+ \! a - }
- R8 M2 e! \ v, l0 V - .dropdown-trigger::after {7 k% ]' j0 s- ?2 I! R1 U1 R
- content: "›";' ?. i8 Z5 R# n- c# m7 U7 F
- position: absolute;
( t( Q6 o% _& @$ W - color: #ED3E44;
$ D2 ~/ X, g$ t" }, C8 J$ H' z - font-size: 24px;- [1 _- }* ~; h+ e! C
- font-weight: bold;& S( b) x9 C5 D% K! ^9 ^
- -webkit-transform: rotate(90deg);
8 e4 H' ?- w8 C Z5 a8 K - transform: rotate(90deg);9 ]/ j! o' _. S$ S) D r
- top: -5px;5 H- |9 Z8 u' f, v
- right: -15px;
) w' B7 _5 R# W: I - }
: \3 }" Y- W! [. b/ C: x - .dropdown-menu {
- I4 [' R% P9 T, K - background-color: #ED3E44;# d/ {- u+ l2 R$ M
- display: inline-block;
( O0 g/ h5 `1 T4 Y$ e, t( ^+ U - text-align: right;
_: X/ h7 b' X2 E1 h - position: absolute;* n) o9 R5 P8 I! m# @8 F' ^) n
- top: 2.5rem;
1 D, O2 h+ P- m - right: -10px;) e% _) E5 [ t. e4 Q2 {
- display: none;
: h6 ~2 d N. h' V7 C! t; b2 V8 r - opacity: 0;( o! m* a4 F5 m& J
- -webkit-transition: opacity 0.5s ease;* B. [# h! X: k# A2 g% K) P( a$ q
- transition: opacity 0.5s ease; C2 l$ q% I9 j9 f$ X% u' ^
- width: 160px;2 w5 y+ u. _$ R7 q4 j5 Q9 G
- }
2 u# A( f( o- H5 M! n - .dropdown-menu a {& p: w! c8 t# o0 ^" I
- color: #fff;
' Q# k) a5 x9 _# W& k - }
9 M$ Z. U7 ]' Q - .dropdown-menu-item {5 v" b" p5 D) F% ^& D- L
- cursor: pointer;: m K8 N/ m0 `5 J% A$ k
- padding: 1em;" F' \: r/ @1 A: e! z9 P' ?
- text-align: center;" Z# j: Q8 J# E+ @( e
- }5 V! ^% Y; y# O7 ]
- .dropdown-menu-item:hover { A( T/ g- a* v/ u
- background-color: #eb272d;
- G$ M: }: _3 f2 H/ N - }
复制代码
% m6 {# n9 c; p7 X% ]可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
1 y; e" O; z6 i, g4 J1 J5 q - <!-- Checkbox toggle -->
4 s) b1 n1 e$ Y0 L - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">. [, u8 b/ @. ?4 v& ~; P
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>4 @$ g8 n& ?8 ^3 E. n6 C
- <!-- Content to toggle from www.mfbuluo.com-->
' N9 v7 r9 z4 X3 ?/ m( X4 Q% v - <div role="toggle" class="toggle-content">, ?" R' l" t. C7 A
- BA-NA-NA-NA!6 u8 `3 o' M( }6 a( y
- </div>
2 ?% T1 T3 O6 o' |% D5 h V - </div>
复制代码CSS代码内容如下: - .toggle {$ H" H/ ]( q$ E
- margin: 0 auto;
5 U* V) S, V3 @ - max-width: 400px;& ?6 A d' m, ]# t
- }
9 X: S2 x3 l: R7 T+ Z, u. F/ w/ { - .toggle-label {% F- ^1 x% n# c/ Y8 u# C
- font-size: 16px;
; `. Z( Z8 T# @; U - background: #fff;
6 Z7 H! _0 |1 g - padding: 1em;2 I& X& v7 D0 c+ W7 G$ ]7 L
- cursor: pointer;
) {7 X. r; j$ Z, ~* l; ` - display: block;
0 k% N4 I/ b! f% |. V - margin: 0 auto 1em;; `$ [1 V/ n0 I# M' F2 R
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);; h7 T5 n4 _0 Z# m# m: e* m% Y) O7 b
- border-radius: 4px;
' u! k5 S3 I# N+ }- c4 | - }: m6 F" o% |8 k
- .toggle-label:after {% W: C+ x1 U( S, y/ E4 i, C$ H
- color: #ED3E44;. ~' e/ Q7 A" N/ [# l; c5 F
- content: "+";
" H( g7 D; c' f/ t7 J - float: right;9 Y3 {- U4 w. \7 J. {$ B% J
- font-weight: bold;
, ^) J+ y2 ^1 d' d( D3 Q3 B - }
/ |3 B0 s7 q$ q P9 E - .toggle-content {
7 Y8 H& c) A) V; T2 U - color: #B0B3C2;
0 F K$ I9 G: F9 f! ~# g7 Y! Y% j - font-family: monospace;
' R+ L# J1 r) v: f& k$ {" Y - font-size: 16px;
0 g+ V0 x& t& R: L( i - margin-bottom: 1.5em;
; l, U: k! Z' Q6 D ~# o5 n1 D - padding: 1em;
1 H6 j3 a$ [9 O6 e- H! u0 l - }
5 e1 I, F! T3 ^6 u* s/ i4 r4 g# a - .toggle-input {; k1 e' @: U$ D' u5 v) F
- display: none;. |/ Q! L6 P& A. o. M4 w% k; r; o
- }
; k, c; Y. U) J; ?* i - .toggle-input:not(checked) ~ .toggle-content {5 d( W/ F/ {3 o8 V/ P
- display: none;
3 x" K! T, Q( {) n, K: e3 i - }1 d: ? B! {" l* L; Z
- .toggle-input:checked ~ .toggle-content {
6 w% G0 v0 I8 q" g- V- U1 l - display: block;
4 z4 K P/ k8 U! I b - }
1 I1 Z0 P. y* ?0 ?1 Y- k - .toggle-input:checked ~ .toggle-label:after {
8 j \0 i! R# b8 Z: P - content: "-";
" ^# S- \' R+ }( l5 r. O - }
复制代码 0 b, I+ M) O: N0 Z2 u3 `" d4 x8 e
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