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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!">: ?- P. a1 r! U
- Label for your tooltip2 h) X! n; y$ N7 Y3 f& M
- </span>
复制代码CSS代码: - .tooltip-toggle {7 u i5 ^$ @ c; m, K; R
- cursor: pointer;
% i9 o* D. Y8 F; ^+ ]0 M - position: relative;2 Y4 [* R ^. b {) H
- }
1 u7 I) C) c T/ X: l; }, P' A, @2 b - .tooltip-toggle svg {
9 X# S! G4 n$ Q. N - height: 18px;
, ^3 g7 Q% D. u' V# G - width: 18px;8 ~0 @9 B% w) S3 o1 S% ^
- padding-right: 0.5rem;
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- .tooltip-toggle::before {
8 D! Z+ Q+ y: R9 c: t( X - position: absolute;
% ?! e5 l" \1 D- k4 r' E9 z - top: -80px;1 c* |: Z+ K, X. G8 e: F
- left: -80px;
$ L$ Q5 Y! R" l1 {1 } - background-color: #2B222A;; h4 t- o7 L9 K& `: S" t
- border-radius: 5px;
: _# `& ?# T. u - color: #fff;5 ~8 W0 s" y" [6 |+ K. G( y
- content: attr(data-tooltip);$ ~. T: S I, j5 h4 f
- padding: 1rem;
6 J* U/ Z5 k2 m - text-transform: none;; B; y8 I# k j! R1 Q$ Y+ O
- -webkit-transition: all 0.5s ease;. I; H3 h6 D5 K6 i0 J% M% L
- transition: all 0.5s ease;
/ a* O& ?$ Q0 v% M$ B - width: 160px;
+ t: w+ [1 B- b% p- ] - }
% {- v% U4 T+ S" Q5 f7 g+ _ - .tooltip-toggle::after {& a' y; A7 a, `6 ?7 D7 D- ^
- position: absolute;0 v( @+ D' v9 {% y7 \
- top: -12px;
- \5 J3 `2 R3 O/ l - left: 9px;6 k( _9 _ C. U3 [; F& ?: ]# q9 \
- border-left: 5px solid transparent;
F8 d5 K- m1 S# s& S - border-right: 5px solid transparent;( p1 T: n# `& h
- border-top: 5px solid #2B222A;
0 Q3 H5 y! l4 U9 k; N8 f - content: " ";
, z0 t& t. l- }7 R) X# j7 \- x - font-size: 0;
% Z9 [, T5 d, n3 v' @ - line-height: 0;
+ v v4 i& u5 q' x$ z9 i( u - margin-left: -5px;
9 [! ?6 }/ z% V' T4 w) e - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {8 m/ K: U, H, O# \ w1 v
- color: #efefef;
, t+ u T4 I. a) G; O* ~; B. j - font-family: monospace;& H G) X# x7 d3 s) R/ X
- font-size: 16px;/ D1 I0 l( ^6 r# Z
- opacity: 0;9 O4 e7 d; {" T* N. T; ]% U2 j
- pointer-events: none;
1 j# q% E' N; n! D1 ?. @( D- R - text-align: center;# l& E+ P# x: W& e
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {9 S8 ?6 N# T: z0 z
- opacity: 1;
7 V5 E2 S8 s3 l2 H - -webkit-transition: all 0.75s ease;
+ d# T u0 V6 f) f0 v4 H: N% h6 ^ - transition: all 0.75s ease;
6 |7 ?2 n5 ~2 ]1 F) j- F - }
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"># F6 T/ k+ L' j8 H @
- <ul class="nav-items">
% g1 o7 z. \1 z- Y - <!-- Navigation -->( Z. k' C# I' s7 e- y
- <li class="nav-item"><a href="#">Home</a></li># m9 F+ m+ @! h- r7 g4 X
- <li class="nav-item"><a href="#">About</a></li>3 C4 p. V- x2 I$ N
- <li class="nav-item"><a href="#">Contact</a></li>; Z$ E, [- _2 M3 c1 E j, s8 X
- <!-- Dropdown menu -->. M& S' a5 _- A- P& Q+ U$ }
- <li class="nav-item nav-item-dropdown">- F9 Y, K/ @; w9 r# F) k
- <a class="dropdown-trigger" href="#">Settings</a>" k0 C4 y( ]+ ~
- <ul class="dropdown-menu">! U5 [+ a9 \) d# X+ h, j
- <li class="dropdown-menu-item">- m1 ~# _" {# t4 K) D, M. i
- <a href="#">Dropdown Item 1</a>" N: g; m( n T0 F4 X/ D
- </li>
6 [. O( M# n& Y+ K, Y9 i/ k - <li class="dropdown-menu-item"> C- G% G' Q# s J. A6 d
- <a href="#">Dropdown Item 2</a>; ^, x9 h0 z; b5 I5 p
- </li>4 X- _! p0 c$ ~* T0 H$ b: t' w7 s
- <li class="dropdown-menu-item">
l$ r* @$ M3 p* Q) q - <a href="#">Dropdown Item 3</a>1 V1 x" m! T5 b: L
- </li>
. o; ^/ \ f1 {2 \8 S9 f - </ul>7 p1 i& R' A+ }5 p1 C
- </li>
( `* p J+ B4 Z' Q - </ul>. ?, d9 R+ g6 E( m* y0 f* |8 ~
- </div>
复制代码对应的CSS代码如下: - .nav-container {
W, F! D/ s Y. f( _ - background-color: #fff;
& Q) r. |8 v! u; k% F- c3 ^" M - border-radius: 4px;
) `* n: S% T: ?& }+ L! P) ] - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
$ L, F2 ?1 g3 n5 V% f `% H* s - padding: 1em;
4 o/ [' r" \7 x( ? a4 i: e+ D - border: 1px solid #eee;; N, X. V' ?, X( t6 m* @- c
- display: block;' y2 Q/ I/ S. j7 S
- max-width: 400px;
8 |: V+ r' s# `7 L) O& h( \& v: G - margin: 0 auto;4 @$ S$ `4 ^/ r5 l3 Q3 Y. x
- text-align: center;5 |: [/ m2 I5 l# G7 \/ A
- }& q8 e1 f! R/ g
- ul,
8 b# L' G' @# @1 T \$ \ - li {
. Q+ E9 h2 n* @! b5 U - list-style: none;1 A5 G9 ?8 h6 S7 w
- -webkit-padding-start: 0;
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; f" t8 s! u: b" G/ m" n* D - a {
( A6 S) j9 |" X - text-decoration: none;1 k2 O( J0 Y( l1 x+ @
- color: #ED3E44;
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- .nav-item {4 n* ~/ ^. p5 t V& ^, @) t& m) a0 j
- padding: 1em;
3 O9 j+ m$ F& x0 X" y - display: inline;
^" i& w2 {1 z' Y Z - }
8 {9 b$ H, a& { - .nav-item-dropdown {
9 R' W$ {: m" x/ N; U. q+ q" Q - position: relative;& m8 l: |6 Q- f L
- }
) n2 }$ q& @: S7 R" d - .nav-item-dropdown:hover > .dropdown-menu {8 r8 X/ M7 n$ N6 F9 l/ _; W ]
- display: block;
7 ?* n+ G' l: b6 X+ P - opacity: 1;
8 l. C' h* K% O1 `. y5 r. ]1 Q - }
2 h+ o( D% f |0 ~0 F4 _* X - .dropdown-trigger {
. i" C* P5 p6 p6 N - position: relative;
* p& M, M3 E% a; F4 L6 c* m# P5 ^* A - }
9 I; {; a, P& ?& M- O' _ - .dropdown-trigger:focus + .dropdown-menu {/ L, z# ?, z# l/ N( W
- display: block;
( x W: ^& k' c3 X& O - opacity: 1;
d. o9 k) S/ \ - }
% k/ V6 G5 K3 Q! y5 S: M+ ]1 k - .dropdown-trigger::after {
/ k6 M/ H4 Y; n - content: "›";
# V z5 K( M, M) i - position: absolute;* }) k( ?4 v. |
- color: #ED3E44;
" S& P# | f) L - font-size: 24px;3 r2 ]% Q- Y, W( B. \
- font-weight: bold;
) E/ y: y2 ~* ^7 D( r - -webkit-transform: rotate(90deg);
- R: ]4 q8 }1 M) M8 N+ u - transform: rotate(90deg);4 K( @+ O. z2 ~7 k% c ]: t
- top: -5px;% o: b k! m6 L5 u' N7 u4 @
- right: -15px;
: h: |/ I9 [" j* Y* D& r3 C - }
" h; J: A: k2 t- v. n/ y - .dropdown-menu { ]) Q0 {/ W3 s, r5 I
- background-color: #ED3E44;
( q7 g5 p; Q$ I2 A - display: inline-block;4 ]: U1 c% e4 a$ f/ w
- text-align: right;
" e; }: {! L x) w9 ] - position: absolute;
! R4 l3 S1 s( S* y - top: 2.5rem;+ b5 h) w* S. k. m0 H
- right: -10px;
# r6 i, @. ?7 T. W" T2 [ - display: none;
1 V; B7 j: E' H+ f. U - opacity: 0;& X" A# ~/ v: }! ^+ d
- -webkit-transition: opacity 0.5s ease;
/ C5 y6 K' N! s - transition: opacity 0.5s ease;" P; U; j* ?0 v/ ]* y
- width: 160px;
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- .dropdown-menu a {
x) ?. N. M1 h1 b( R7 ^; ] - color: #fff;
, x( G- ~7 I# R/ ]8 O - }
9 H* f8 ~- `; T8 ^9 g* i - .dropdown-menu-item {8 `& [0 h- k4 `7 X9 O+ R3 R* Q' L7 N
- cursor: pointer;
7 g: w* P8 Z/ p0 K - padding: 1em;
; D: W D( u1 W7 o0 v0 H( H# l6 Y - text-align: center;
# V8 A( h5 a$ Z7 m3 m( J& n - }
9 {7 H- v' n9 k3 B) G - .dropdown-menu-item:hover {
% ^* _0 v* O% [ W - background-color: #eb272d;/ s9 n# d$ D- Q4 Q0 p8 O: o
- }
复制代码
2 i7 B, r. \# C$ ?/ Q: J可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">/ N, @; R3 O; k1 D8 J5 x
- <!-- Checkbox toggle -->+ z; J1 _% \' A }$ X% Y" s; [
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">5 M. o/ A1 D1 l: i& {0 e
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
3 k1 _) o" H+ O - <!-- Content to toggle from www.mfbuluo.com-->
: ]1 X) i4 z8 H! I- n2 { - <div role="toggle" class="toggle-content">! B/ R& g- U/ T# {
- BA-NA-NA-NA!* L. ^( Z3 e5 L; h' I1 \" v+ X
- </div>4 d+ {4 T: g a
- </div>
复制代码CSS代码内容如下: - .toggle {, @& L* _9 w7 v m7 Q" V
- margin: 0 auto;
3 ?( [7 { ~6 \4 g( ~ `0 S - max-width: 400px;
- Y1 z$ _1 i! o - }
3 E' t- g& i' s7 s* C6 ] - .toggle-label {& n2 v& M4 d2 F& z
- font-size: 16px;* W# U5 ~" R$ h
- background: #fff;
# f4 i( {, \4 b9 E. ?( B - padding: 1em;0 P( n( J# j" L* X
- cursor: pointer;8 D6 r- ]8 |! G3 l6 ~* y8 G' X
- display: block;
2 C* d& B5 B/ D - margin: 0 auto 1em;
2 ^/ i8 |1 s8 H/ M# V/ T5 I' v - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);2 k( `/ H* S7 q, e
- border-radius: 4px;
+ H8 ?: w, f7 g7 {; N2 p3 B - }
- T/ F; x! E$ r, t - .toggle-label:after {
" f' P! ], T D& d/ U. f - color: #ED3E44;
- U: c! p. ]* b$ r! S - content: "+";
# L0 @9 m7 u- d4 [- J - float: right;
k$ g. @8 e" \- |) K1 L - font-weight: bold;9 A( Y% l r8 |+ m
- }4 s- N2 T5 }! z" e
- .toggle-content {
" a0 ?* U, {) x9 W3 y8 j - color: #B0B3C2;0 L6 I1 A s4 P
- font-family: monospace;
1 Z4 v5 M8 }" a8 k - font-size: 16px;8 k, i( P6 o( e
- margin-bottom: 1.5em;
2 w6 H& Q9 W' c% Q - padding: 1em;5 e0 R. H( k7 G7 I9 J! Y% Y
- }' l$ _# _' p$ i' v( E; {
- .toggle-input {# A; X& t) b9 T
- display: none;
4 X7 X. T# P* D) H2 L - } Z; x: |2 K E0 K+ N6 G' w
- .toggle-input:not(checked) ~ .toggle-content {! A8 V' D" _" [, d1 h
- display: none;: i' S7 Z/ y* M' \1 U, P
- }
% h, v! c5 T0 f+ Z( [$ ^ - .toggle-input:checked ~ .toggle-content {
5 ]$ r" p$ l7 j ^2 Q& W. ~- _ - display: block;
$ w3 p7 |" t# D7 {2 m! b - }
! C- z: l$ M$ Y" X - .toggle-input:checked ~ .toggle-label:after {
+ S* C1 i- N1 ^" }4 j/ ]& D - content: "-";
* f9 Z, R: H, K* P3 d2 c - }
复制代码 ! J, t, ]4 x' [& q7 z- S
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