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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 ~) f$ s# W+ W1 w/ ~, f - Label for your tooltip
( Y1 ~* |; B, i! c; ]/ B3 _ - </span>
复制代码CSS代码: - .tooltip-toggle {1 J$ x9 [# _: R
- cursor: pointer;8 |: x" K- K7 N" r8 n8 i4 _
- position: relative;
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- .tooltip-toggle svg {! @ U; p+ b* Q8 e3 I
- height: 18px;9 b6 }6 J: T; Y( x) ~% ?4 v
- width: 18px;
# G* y) A/ K. J \5 K' \1 z - padding-right: 0.5rem;
% V0 i0 G9 j5 z$ D - }
% q! ]( Y. \1 i, x, o9 I - .tooltip-toggle::before {
2 A; ^. \ K5 p4 |' _ - position: absolute;$ N. y/ }# x# i! j
- top: -80px;
, T* |$ c% ^$ N- o' V - left: -80px;
' L/ v- }" V; z+ M& ^6 ?" n4 W - background-color: #2B222A;) k; P3 s" n; v/ }3 [
- border-radius: 5px;9 @% U$ V: h' R, [- U( J7 U2 W
- color: #fff; F4 s! Y J% U5 k5 d
- content: attr(data-tooltip);
0 F3 r8 S2 v, L6 J* X% p - padding: 1rem;
+ q* g) q/ L" X" W* M - text-transform: none;
2 x( ]7 F, _1 s. S& Q* } - -webkit-transition: all 0.5s ease;
- z. O$ _- l8 p1 w" G. C - transition: all 0.5s ease;
+ Q! C+ X% ?2 c* U$ [! ` - width: 160px;
+ @* n# d$ y+ R$ H! p) o" T1 m! C - }
/ m# t5 G+ V# m2 D2 e - .tooltip-toggle::after {
5 a; x& |7 w# f' Z$ t - position: absolute;
! O$ i+ Y, f; l - top: -12px;3 q- x; |4 F7 v; l5 ~
- left: 9px;
. I! @4 r/ p6 c: i# V - border-left: 5px solid transparent; M# ^ b/ F- ?/ s+ U- e" |, ^
- border-right: 5px solid transparent;
" |. |' V& u3 h$ M - border-top: 5px solid #2B222A;
0 H- ]6 Z1 i Q - content: " ";7 N( ?0 {. O; I: f2 p! ~
- font-size: 0;* d$ \+ F& A* _: C, L4 k$ B Q3 {- [& T
- line-height: 0;
. s* O+ o' p* h: A - margin-left: -5px;
9 g! q3 P1 s" o4 l9 S3 Y - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
2 n% `) r& W2 Z4 Q - color: #efefef;; j |" \; R$ O- J
- font-family: monospace;7 o& d k: A- T( Z8 y# L
- font-size: 16px;
4 s- E* u5 l7 J9 l" T7 _: J7 D - opacity: 0;
' ?2 A' h8 U# v& m& J - pointer-events: none;; Z+ b r) {4 R- S& X, D
- text-align: center;8 |0 `9 L" A7 W U
- }
9 t5 L+ V/ b9 O) e4 s4 X$ G - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
9 x, w: ~- a s. W6 ~( h, ~2 R - opacity: 1;
6 A; o$ m$ ^1 F R - -webkit-transition: all 0.75s ease;
}( c3 F' ]! G- K$ S/ J) M* f. V, ` - transition: all 0.75s ease;9 E( H0 E6 O0 v3 K% a7 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">! Q0 L6 ~2 s) ?
- <ul class="nav-items">
8 J8 l# N0 J, Y - <!-- Navigation -->+ Q7 `1 ]' K1 x
- <li class="nav-item"><a href="#">Home</a></li>
2 H b# ] l: } - <li class="nav-item"><a href="#">About</a></li>
0 M$ V5 v2 K6 m8 j9 c$ S" | - <li class="nav-item"><a href="#">Contact</a></li>
" h3 b& g/ K, l0 \( O$ i - <!-- Dropdown menu -->( [& \0 @" @ W5 a* I+ G/ X
- <li class="nav-item nav-item-dropdown">% {7 {& a8 d7 J/ e# Y5 b% q% b3 k
- <a class="dropdown-trigger" href="#">Settings</a>
: l/ w3 r6 |' R# B5 ~ - <ul class="dropdown-menu">
3 S7 I9 e. X" G/ @ W( {/ y - <li class="dropdown-menu-item">
! {* g; u" z3 _3 ~ - <a href="#">Dropdown Item 1</a>
! S$ Y& p, l. F+ ? - </li>
1 |8 [( L8 h+ P - <li class="dropdown-menu-item">
, t: c! | U; n3 u2 O - <a href="#">Dropdown Item 2</a>6 m/ j9 ~2 f) U$ r7 K% I5 g
- </li>
! o# k- ]2 _5 U" _) [ - <li class="dropdown-menu-item">: [3 u0 @" u1 J! b3 H9 h- G
- <a href="#">Dropdown Item 3</a>
/ m/ O9 {# q) K4 e8 ~8 m; ^ - </li>
3 T# u4 J& E% b( O2 ~ - </ul>- H( F8 R/ v0 c: Q. C! _
- </li># K- `$ _) S, @ z( a- h0 N/ K
- </ul>1 H$ d& f) w9 z; F. n9 [
- </div>
复制代码对应的CSS代码如下: - .nav-container {" `+ C1 X( w ]% t" @4 u7 i
- background-color: #fff;& {5 w8 t d3 m& u) {$ A8 K9 F5 Q
- border-radius: 4px;
# f/ [- S) y* v: Q3 l3 G$ e - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
/ O, u/ G# A9 \+ ]" p* Z" o2 H* F - padding: 1em;
: ?: \; U7 V6 F% a - border: 1px solid #eee;. x9 k" \/ x) c- }" }8 Y e9 M
- display: block;- A# t8 O2 f0 R6 w; l& Q
- max-width: 400px;* L! A- n/ |) K7 d
- margin: 0 auto;1 r$ s- e3 I3 i7 ~
- text-align: center;
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- li {
6 T8 T& a3 C0 D$ b O4 E - list-style: none;7 p# {& K, I' i) t; u6 |& U
- -webkit-padding-start: 0;
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- text-decoration: none;( C; [# J0 S) J" ~! w* ~- k1 O
- color: #ED3E44;
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5 ~( L; \$ P5 r( J9 C0 v - .nav-item {
, E5 R3 ]$ D. ~ - padding: 1em;6 w+ t$ N( O5 J) I1 t+ i2 c7 n
- display: inline;* _' r# n I! ?) ~2 V
- }9 H4 @- K0 q( \3 f- X7 l/ q6 ]
- .nav-item-dropdown {) x5 g$ }- f/ |" Q9 k
- position: relative;$ c+ I. X7 \% Q: W% b* {: K0 W
- }) @5 S& ~6 C, ~8 F
- .nav-item-dropdown:hover > .dropdown-menu {
5 ~/ B8 C# H+ f2 j$ F$ b - display: block;7 T3 E8 x( x2 L% G4 ^0 q4 p3 l
- opacity: 1;+ }4 H) Y% q' f) M4 |6 d L& i) f
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- .dropdown-trigger {4 v; g: H2 P" a) u) p
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {& D/ z8 M( E+ P4 O7 a
- display: block;
\" u. S8 p* O! a - opacity: 1;
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2 e; R" D: O& O. H) P - .dropdown-trigger::after {; Z$ y6 n, E0 o
- content: "›";
4 ]' u! K& O) Q9 W+ g - position: absolute;* t0 L$ ^7 X% {6 L
- color: #ED3E44;
) S; B0 S7 t; ~8 ^- {! R - font-size: 24px;
$ N! @( `" L* X - font-weight: bold;, K7 x N( x# U. \; Z- b/ x
- -webkit-transform: rotate(90deg);# X* A) D" s# d, v1 D
- transform: rotate(90deg);# k+ `% Y- f2 g1 [* `
- top: -5px;" {* ]: `& W4 S: q: M4 ?* j" `
- right: -15px; \" d' N6 K% p; v# ^
- }
1 a% v/ n2 t) I - .dropdown-menu {
' i. e# m0 W% T - background-color: #ED3E44;% X- U/ E' x) p/ \
- display: inline-block;
" ~2 P9 L4 i% n) L1 W - text-align: right;, t7 t' y8 s& s6 P h% o" J
- position: absolute;" n: e: X+ b* R& E" {
- top: 2.5rem;
5 w& z9 x& B, a- [) C( Q3 c - right: -10px;5 @8 V# a' e) J1 l5 F, ~( ]
- display: none;) C1 w1 Q# H0 ?" {
- opacity: 0;$ n4 v7 y" x- j5 i" p
- -webkit-transition: opacity 0.5s ease;
- K% ?# p s0 @- r6 `' u+ |. o& l - transition: opacity 0.5s ease;+ O# v# z4 m; ]* R$ i5 {
- width: 160px;% @* S9 p6 u/ ]" c# a# o6 Y {" r
- }* _" F7 s c/ L/ ]2 c3 |
- .dropdown-menu a {
, Z+ w" N6 \' Y- i A - color: #fff;% A1 _% J& E8 E7 L
- }
+ `/ c6 L: j2 P4 T9 L* F7 ^6 x - .dropdown-menu-item {9 \% @' e/ ?5 G: h0 C
- cursor: pointer;/ a, e7 g% b1 I
- padding: 1em;
8 l7 ] d' {% p2 Z. B0 S3 m Z - text-align: center;
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- .dropdown-menu-item:hover {
! F" K6 u3 d0 Q" ^, I - background-color: #eb272d;
$ j( N4 k+ Y0 X+ d2 U: k8 M - }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
* W4 H0 K' p/ k" e) W6 z - <!-- Checkbox toggle -->& x* M1 V1 `- u/ q
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
4 ~5 G$ `: x1 E" N* ? - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>/ k5 U K5 h: ~1 P6 _. N! p# h
- <!-- Content to toggle from www.mfbuluo.com-->4 G* C3 O# E% l a
- <div role="toggle" class="toggle-content">
/ d5 v7 s& V& {. E. Q4 D9 d+ K - BA-NA-NA-NA!
7 T& |) C9 N. C- ^7 p8 v/ ? - </div>
6 F6 M+ |3 q) ~& L. @$ [ - </div>
复制代码CSS代码内容如下: - .toggle {
, O! H" T0 Q" L1 B - margin: 0 auto;3 z! ?! A4 w$ a) e }- l
- max-width: 400px;
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- .toggle-label {
7 p( V* B/ X" ]1 C - font-size: 16px;
3 A5 h& q& o' I - background: #fff;- G0 W, X `5 U' f! C) ^
- padding: 1em;9 a$ k6 o6 t' |9 g. X! Z
- cursor: pointer;
) M' x' }% `+ G# i. C/ [" x% C - display: block;2 S- M9 X2 j: m' [% N
- margin: 0 auto 1em;- B5 B* C' ]( A4 Q3 r
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
* V" M7 L% ^8 d3 i- X* n- v [ - border-radius: 4px;6 j$ t( `* k0 Z" W& i+ s+ p
- }
7 j7 R& n1 p- L" k+ q - .toggle-label:after {, e6 ]: v, r; T' L! r
- color: #ED3E44;- z7 c+ P. j: k' ~# Q3 {
- content: "+";1 s' ^, {/ M% \ j4 s: u
- float: right;# s) O! t$ t h1 J
- font-weight: bold;/ i! w. N C7 C1 ~. {/ o
- }6 P; ?$ ?0 ?0 B7 T8 G: O) \
- .toggle-content {
2 p+ \: F: D6 {" e& R - color: #B0B3C2;
- {) s/ |& m- u8 J* U- R7 f, G - font-family: monospace;
$ s+ U! w+ V9 J9 Y. r3 p0 O: l - font-size: 16px;
2 X6 ?5 U+ E0 t+ ?' w; @ - margin-bottom: 1.5em;
2 c0 r# z9 N- t* p4 D: Q6 M - padding: 1em;; U6 ?2 `/ L7 ]+ t" V( C! v1 f
- }- n( X0 {: P! S/ W3 T
- .toggle-input {
& G" G. \; }% V; g* F - display: none;! S5 j+ B2 G: U/ i6 y" j% P& E I
- }
# A% F7 G9 R+ n O - .toggle-input:not(checked) ~ .toggle-content {
$ d8 N" c; r R$ S {$ f2 L; N - display: none;
3 K% q! ?2 t% y" L U+ ? - }
- @. e( |$ O$ T9 x' ~0 N. f: O% n - .toggle-input:checked ~ .toggle-content {
9 A4 R; J3 k5 F# T- K5 m) c# ] - display: block;
* [2 t$ V8 x3 F: c - }
2 M+ t5 D: f3 a' M3 U% W+ w - .toggle-input:checked ~ .toggle-label:after {7 I" s) ]6 B/ z6 l+ Q% q
- content: "-";* e: W2 Y$ m/ S6 n
- }
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