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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!">4 j+ U w( w g4 w
- Label for your tooltip
( a0 K( _$ K" r' i1 N% x+ N - </span>
复制代码CSS代码: - .tooltip-toggle {
# S7 w" h7 e# E" C0 j$ v5 Z - cursor: pointer;4 e) g7 U( I% A3 m
- position: relative;" ~# p1 F$ g& t# J# h
- }
7 O5 b; j% R5 f6 i, f) S - .tooltip-toggle svg {
1 h3 m: Y% U6 a1 y O. U1 f - height: 18px;
3 K' X! B/ t* V* Y) c) O - width: 18px;/ O* D4 A6 w+ b; g# F9 J
- padding-right: 0.5rem;
$ J5 w# V4 s7 f w# {; L9 D. l$ T6 | - }
' m/ a! M& ~ V& f- j# O - .tooltip-toggle::before {
% s9 ]# l% I) o2 A2 H - position: absolute;; @. v+ U* [$ K7 E L% {
- top: -80px;
$ `. J5 x5 b9 W$ H5 V - left: -80px;# J4 z/ o; v' \4 I7 {
- background-color: #2B222A;3 d K% _4 q2 Z8 \5 V @
- border-radius: 5px;' p* A7 }9 e) H" ]4 u
- color: #fff;8 ?& A* {; O. L. `
- content: attr(data-tooltip);. N, @; ?( ^9 Z7 d/ p
- padding: 1rem;6 Q/ ~: U( O( V
- text-transform: none;
, @6 K5 v t4 ?* j$ g - -webkit-transition: all 0.5s ease;% D4 m$ V) l* V! r. Q" U
- transition: all 0.5s ease;
i5 ]6 L: e Z9 h; I! A4 b - width: 160px;
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- .tooltip-toggle::after {+ I- Y0 J: l6 k" d' M
- position: absolute;
( k! q: Q( [# M3 w - top: -12px;) a, W { x' t
- left: 9px;, f: k# J4 d& B4 j+ L
- border-left: 5px solid transparent;
; |8 m C/ K4 M0 a* Q$ C - border-right: 5px solid transparent;
! T. \0 A: m# f I1 J& o0 g - border-top: 5px solid #2B222A;5 S2 f0 U' Z J* \* X3 V
- content: " ";
+ R1 S) G+ X# N( q2 A$ P2 ]& ]' H - font-size: 0;, z6 w# K. F. t' O
- line-height: 0;! o* j* A. e# n/ F! p
- margin-left: -5px;
u7 R/ S0 F% f$ K8 T0 ^$ u - width: 0;
. W3 R2 T* e! G - }
1 @+ z, X( M: {' E - .tooltip-toggle::before, .tooltip-toggle::after {
2 M& c2 I# |! @6 U - color: #efefef;
o8 l) D: `1 w& j, U7 t - font-family: monospace;5 J: d3 e% P z* a {
- font-size: 16px;
4 S: c2 a% \8 r+ h - opacity: 0;! K' w( W6 H, K0 q) f0 l
- pointer-events: none;7 ]1 |, o/ _8 Y
- text-align: center;: W! E! C# O" _% {% {* w' m) k' D
- }
* w6 s# W* \% x - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {# U- Y: C6 f7 m2 \5 U
- opacity: 1;! P( _' f$ P) G9 r# T% Y5 h
- -webkit-transition: all 0.75s ease;8 Q$ c' p2 H' |: I& z. L- H* I' A. Y) B
- transition: all 0.75s ease;
/ e5 K/ M% |' e. B' g/ u - }
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">" T( r7 j$ K% f' W# N- ~6 P2 c
- <ul class="nav-items">+ L+ m4 Z6 Z& Q! g+ W
- <!-- Navigation -->
]! X0 \+ J# M - <li class="nav-item"><a href="#">Home</a></li>
$ ~" N5 E9 L$ l. |: p \; ] - <li class="nav-item"><a href="#">About</a></li>
# c, e' a" |. U* B, ~3 H7 I - <li class="nav-item"><a href="#">Contact</a></li>
/ _" V% D7 Q" B; ` - <!-- Dropdown menu -->
! S9 a) t0 k7 O9 R ^ - <li class="nav-item nav-item-dropdown">" _5 R3 O9 s4 c: }4 m" {7 _
- <a class="dropdown-trigger" href="#">Settings</a>) ~/ W% [0 d1 ]' {$ o4 F
- <ul class="dropdown-menu">. e1 E$ D3 G+ W% w& v( W
- <li class="dropdown-menu-item">+ L% |8 T' S" N7 S& V
- <a href="#">Dropdown Item 1</a>
3 Y9 \: P( _/ e( r3 g - </li>
1 |& h- M4 b8 l - <li class="dropdown-menu-item">
) M P: L- F' L - <a href="#">Dropdown Item 2</a>
$ I3 A$ s3 {! N4 S- y+ |1 J - </li>7 e. y; l$ ?4 A P* p
- <li class="dropdown-menu-item"># F; X: W0 _% T8 _
- <a href="#">Dropdown Item 3</a>
/ d+ z2 g4 U& ^1 }2 {0 }! f - </li>, h. ^: P& N: K P9 U
- </ul># b) X5 ~4 `! E
- </li>
3 `- n4 p/ ^- V$ D - </ul># Q2 m9 A7 c7 n @7 `
- </div>
复制代码对应的CSS代码如下: - .nav-container {6 u. m% D+ F$ p9 F: U& E4 C* J
- background-color: #fff;# \- U6 A6 j) D
- border-radius: 4px;
4 H' x- t% x* k - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);7 M1 ?( I. q+ t8 i6 r% r/ ]5 `
- padding: 1em;% |! S+ \& G; x5 _
- border: 1px solid #eee;
* P4 ~8 H1 S' ^; E# \ - display: block;
0 g4 g6 B/ v' y& | - max-width: 400px;5 u9 i5 _7 b& L0 |( @" \
- margin: 0 auto;! e8 U. F/ a) @& Q4 a# Q9 d
- text-align: center;
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- li {2 K9 T, O& S( ^* o
- list-style: none;* m9 q4 G6 W+ q2 G. A6 n. [8 h* A
- -webkit-padding-start: 0;
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- a {; e9 q" x% S, Y& ]& ]" u& U5 }
- text-decoration: none;- i1 s5 Q. X) n2 T6 k" w% ~
- color: #ED3E44;2 B. x) }9 K5 d9 ^' x
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- .nav-item {
$ A) @, l L3 P8 z& ` - padding: 1em;* E: r M; j/ N. K) @3 P/ \
- display: inline;, }/ T0 [6 Z3 K, v5 n2 V! z
- }
0 K; O' U' H4 E0 v, {' o5 Y6 J8 ]: f - .nav-item-dropdown {$ `/ `: f0 v/ D0 F
- position: relative;
% E) N5 z6 p7 C - }
5 L/ Z( e% `. F W2 @# E D - .nav-item-dropdown:hover > .dropdown-menu {9 P4 R; M( v) L, S& l9 D5 w
- display: block;' O1 C6 D% q0 q; v
- opacity: 1;4 g# B9 U$ r) \" p( h
- }" A g& J/ E5 r8 a
- .dropdown-trigger {
; o& ~( V o( @+ M$ R - position: relative;9 x! `% Q: n- q( E* a; z G
- }1 ?7 l _; O% T- j. I* ^" B7 [$ Z# j
- .dropdown-trigger:focus + .dropdown-menu {
2 W& |8 K- ~' t9 A - display: block;
8 i" x) w8 `2 p" y0 K - opacity: 1;
# s/ t4 `& I& [$ x6 c - }
+ |2 b' W" k& Q7 f - .dropdown-trigger::after {
O3 N- o) Y) M( u- b9 ~$ |' K - content: "›";
- |' ~: w+ A0 Q" Y" j3 w6 X - position: absolute;1 D- q8 H% ?0 L$ X! f. ~
- color: #ED3E44;5 r; d- i8 G* [
- font-size: 24px;2 Z9 ] c4 r# G M f
- font-weight: bold;
( h' z! [/ p! q3 `3 q0 U- E - -webkit-transform: rotate(90deg);: m# U) P# P1 o# I( a/ d- V1 o# j
- transform: rotate(90deg);
$ T& @3 y/ u8 {8 E8 d - top: -5px;
* X& {& b; a& d0 o+ P7 ]8 B - right: -15px;
" x6 C0 c }3 ~$ o" \ - }! Y/ h, c$ A% A" Z% @8 k
- .dropdown-menu {
5 J0 T! [* S4 T, l# h1 @$ N - background-color: #ED3E44;" c' }7 O! I4 `' y9 O% K$ o4 A+ t
- display: inline-block;
! m1 b# q) {# i1 D% [$ v - text-align: right;
) a. s* h: {* M2 D, _0 l: m - position: absolute;. ?7 ~$ _) o1 w2 @, [
- top: 2.5rem;
4 Z4 b/ u9 a) T( Q1 q - right: -10px;4 u9 L1 G! e& \4 M
- display: none;$ [' q* `( m. [
- opacity: 0;% e! _5 u/ `2 p
- -webkit-transition: opacity 0.5s ease;- Q# I$ N0 p1 ^: P; @
- transition: opacity 0.5s ease;
+ Y9 g1 y7 e- E1 {- D0 q4 g - width: 160px;+ a& z0 E4 Z, o- T$ n) ?
- }
8 {* z F, c3 A' r - .dropdown-menu a {" L3 u4 d1 c* y" i1 b8 ]! q
- color: #fff;% E+ U; Z) K$ C. x7 [
- }: y$ h/ Q$ j* A1 h: G2 W( G, {' O
- .dropdown-menu-item {
) o5 k9 r/ y& M: a - cursor: pointer;3 u a, J3 s% E$ A4 [4 K+ Q
- padding: 1em;
3 Z7 e9 @4 O Z- | r8 U* p' ] - text-align: center;9 F5 N! F8 X! A5 C; x( @
- }
( `! X( k( \ B) @ V& J - .dropdown-menu-item:hover {' j9 L* u2 P& j1 }( h& \
- background-color: #eb272d;" c9 D' I9 {/ i. D0 p
- }
复制代码 # U4 q0 `4 s% Y% @ x8 a% t1 X
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
* }) m! {' p! Z. s/ _ K) L; ?! N% R - <!-- Checkbox toggle -->
0 E$ A* f$ o; J* [ - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
, n8 R, R7 V" m, |6 v - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
+ K, v5 e* S2 D S" s) l - <!-- Content to toggle from www.mfbuluo.com-->; ]! Z R# r# D1 z) x. \/ D
- <div role="toggle" class="toggle-content">& j: }- l' P2 ?9 `# J2 _, ]5 U
- BA-NA-NA-NA!- G5 M/ X6 v0 t
- </div>4 \" x1 c4 e0 N Y2 W% Y
- </div>
复制代码CSS代码内容如下: - .toggle {
4 v$ `4 c* e" [6 Z& Q6 E1 A/ L - margin: 0 auto;1 n' v" {& T% x+ F
- max-width: 400px;- d$ X6 i7 [. I" [( e, l) D
- }
( L* ^: C7 ]" s& k% n - .toggle-label {
: g7 W3 ~5 T2 i( f# n# H) ] - font-size: 16px;: v" p- ^$ F1 j/ \# l
- background: #fff;2 y8 ]+ t, `' _
- padding: 1em;
0 A( L# E+ G% u9 Q4 l - cursor: pointer;8 y$ y6 f" H( H
- display: block;# u( y0 Z; \' V6 K( {
- margin: 0 auto 1em;9 t3 o6 Z, g6 b9 K" ]: O
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
, R" l. D# _* P$ i. y: J - border-radius: 4px;( o3 ~* J" V( n4 Q4 u/ m
- }5 t% m- ?( Z; f% |) V
- .toggle-label:after {
% g, p% x, y0 M7 p A+ e5 N - color: #ED3E44;; p0 { h# J( P$ i
- content: "+";
9 e& t% S1 C" s; N2 J# U - float: right;
6 ?# c0 ~, i$ c1 W8 F9 U - font-weight: bold;
U6 A( L2 {$ |' U* i5 {4 O# X: I: x - }6 Q+ O+ E$ b; l( |4 ]
- .toggle-content {8 W$ p6 V; |0 B4 p0 n0 c
- color: #B0B3C2;- e; y/ C" W) {1 j* ]
- font-family: monospace;
8 W; c. K: u; l9 V) o: q2 ]% M- B - font-size: 16px;
' Y: X2 m5 {. d: { - margin-bottom: 1.5em;. L; Z X+ X' F6 f
- padding: 1em;+ i) W0 g) {3 l9 C& w
- }# v. Y* Y- D `- X$ b
- .toggle-input {; v6 k: m; V# x% j
- display: none;
) n; h2 ?/ g; [) X* m b - }, I9 v0 v0 I" r$ E- B: |' L
- .toggle-input:not(checked) ~ .toggle-content {- }; u; ?* d) m; n: c$ Z
- display: none;
: w6 F8 }: h g5 Z - }
$ T, L7 N$ o; h! a+ T& i( _ - .toggle-input:checked ~ .toggle-content {/ c: U# r8 H- `
- display: block;$ O( }7 d- E4 {( ]( x+ Z# e9 d
- }
- i" T f% M+ z3 S' L - .toggle-input:checked ~ .toggle-label:after {6 E* B/ ], P! Z& @8 ~- k) V
- content: "-";
2 [/ L- r Q7 E" D1 y; J- t - }
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