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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!">2 z5 n6 Q3 }) }9 Q
- Label for your tooltip
6 s; l. H, P1 X, ~7 c+ Y - </span>
复制代码CSS代码: - .tooltip-toggle {3 p5 p7 e% k$ t( D) t' a
- cursor: pointer;
( n# p, j& A# V/ v# P0 U; W& |4 F - position: relative;% j+ L- ~2 J8 l% y( T, P
- }: |3 x$ s `. h
- .tooltip-toggle svg {
) o9 t0 n8 g$ ^/ y! h- ]$ _& \' ^ - height: 18px;
$ S" z: V1 k" D4 Q0 i! P - width: 18px;
; @: {& a, k- h" o }7 Z E - padding-right: 0.5rem;
& i5 z0 d1 K8 j6 f - }
/ \, |) I3 u% _ - .tooltip-toggle::before {
( X' K) l1 W8 Y$ f0 g1 v. l9 @ - position: absolute;9 q2 J" e5 k6 R! x* b, x
- top: -80px;3 r# s& T+ o! n
- left: -80px;. p, v; ~" A( T) z+ n$ F
- background-color: #2B222A;
% R2 c/ ]4 j |! `7 U, q2 m - border-radius: 5px;* M7 ~5 M$ {4 K. N6 z/ J+ ^4 {1 I
- color: #fff;
2 R. J! S/ g2 k! N - content: attr(data-tooltip);5 k4 {$ Y! H6 I' H9 Y
- padding: 1rem;
6 n1 S4 u) A, u8 G( A }5 h - text-transform: none;
" Z/ e+ ]$ |4 L. A - -webkit-transition: all 0.5s ease;9 z8 w# [ Z# J6 n2 B- X! J
- transition: all 0.5s ease;4 ~0 G4 L+ c" w7 r5 `
- width: 160px;, {6 {) h' S' a4 D9 Z- w/ b
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- .tooltip-toggle::after { b0 I+ u" g l
- position: absolute;3 L! z* Q1 r) i* t) ^( a
- top: -12px;
# z$ R2 `! V1 e+ c - left: 9px;6 q q" f6 l5 W2 b8 _
- border-left: 5px solid transparent;! E7 C9 J1 H+ w1 ~" E! R
- border-right: 5px solid transparent;" ]1 ~, |6 X! n h* t# B
- border-top: 5px solid #2B222A;- X* t Q; j+ }! l. J1 Q( L; u5 m
- content: " ";
2 t/ H/ l1 _- f z+ D5 a9 y - font-size: 0;
q, L+ j. Q. S* t' `# s0 [ O - line-height: 0;9 l( N3 j2 k6 A& e, X2 B' ?
- margin-left: -5px;
4 D5 y! M1 X6 m8 y3 A/ N. T - width: 0;9 \+ {& ^* n& i3 h; u; A, z- ]( r1 x
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- .tooltip-toggle::before, .tooltip-toggle::after {
% C% E) y3 o$ Y# T( S - color: #efefef;
0 X) A- ^# W, Q. O - font-family: monospace;
6 k- \" j$ l2 E) m0 T - font-size: 16px;
4 C7 w& h* F9 r( m - opacity: 0;
% e* q s* h2 T2 P - pointer-events: none;2 q Q( A, d$ t; |5 k4 j
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {1 A8 D( A* Q1 d9 ?+ p; ~% \
- opacity: 1;
3 B& T; D9 Y0 [/ j! g" l - -webkit-transition: all 0.75s ease;& n3 Y3 n, f- E
- transition: all 0.75s ease;
1 Y& b( a h6 o* A" ~ - }
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"># @$ ^- S5 A" K% c& x" i
- <ul class="nav-items">
! t& R' o7 B6 g' [ - <!-- Navigation -->
x A# j. s# L, }! I0 A* ] - <li class="nav-item"><a href="#">Home</a></li>7 g O& \3 C- I
- <li class="nav-item"><a href="#">About</a></li>7 H# H o {/ ]5 s
- <li class="nav-item"><a href="#">Contact</a></li>1 z0 J" o% P# T/ P T9 |
- <!-- Dropdown menu -->0 P$ @. D" X0 I
- <li class="nav-item nav-item-dropdown">
% O' C! x) x. A; ` - <a class="dropdown-trigger" href="#">Settings</a>- O( h5 B) D0 j) w
- <ul class="dropdown-menu">
" G+ S. r3 q9 l) Z5 ~/ M - <li class="dropdown-menu-item">
6 W3 a, Z8 e' C( r, f' R - <a href="#">Dropdown Item 1</a>9 P5 C. P' P2 y7 x* H0 B, O
- </li>2 D5 U; K+ h) e
- <li class="dropdown-menu-item">
! e+ r" J1 ?/ b, U, o - <a href="#">Dropdown Item 2</a>& G3 q- K& z; ~
- </li>
) w+ Q5 s6 h% ~1 Y& H - <li class="dropdown-menu-item">
9 B$ M5 v+ w! n$ N/ R' ?+ N; H5 u - <a href="#">Dropdown Item 3</a>
% L& J* l' ]" q - </li>% N0 V$ v8 p+ n( x$ E% {
- </ul>
* q1 E) i; k2 n5 ? - </li>
3 l L: X5 g3 X9 d9 } - </ul>1 j# z. W0 S( }; y; y" {
- </div>
复制代码对应的CSS代码如下: - .nav-container {
5 [% S2 K9 H2 a8 a3 C% a- n - background-color: #fff;
; _" T% x/ i( k# V. `3 H - border-radius: 4px;! Y# D7 L4 v! Y
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);4 r3 Y4 ?3 J7 X3 i
- padding: 1em;3 [. y$ h5 r. ~/ P: V) q6 J9 F* \2 l7 s
- border: 1px solid #eee;
* C! N( w' t, A3 M p - display: block;# P6 k& a- P4 p! j! b \3 F7 [
- max-width: 400px;/ t5 i* q, R2 L6 ~/ h5 K& I7 ?
- margin: 0 auto;
: G @" D! Q9 {1 M5 k7 f( w! O% W - text-align: center;* u9 }" b" H6 R& b$ C. |
- }
# N' ]* Z, T, `* ]) B+ T - ul,
! W n" O. c) C; }( i. g% C8 R - li {
, x0 z6 t' g) T7 [. i! N - list-style: none;
* ~0 {9 S, w$ W. N3 u - -webkit-padding-start: 0;
0 H( H& B0 m2 W; V; Y; ?8 h - }
) q3 t% G6 H, j1 t, K8 O1 W - a {
/ t7 f F, d: M2 T- ? - text-decoration: none;. o1 R/ x* e$ @2 ?' C7 n0 |
- color: #ED3E44;
# ]9 R5 T; Z1 v& h; ~! q, ^ - }
: r0 n2 N+ j! F* j7 R - .nav-item {- N7 L8 o5 Y% L: J' y, ~
- padding: 1em;
t9 c3 `; x) D* R1 B0 ? - display: inline;
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- .nav-item-dropdown {& S) e4 C+ r/ C3 u9 J, s+ {) m; ]0 a
- position: relative;) V; l2 K7 O8 \/ q+ E) ]5 j2 J. c8 p
- }2 K8 F. g' j; b+ E3 `4 l
- .nav-item-dropdown:hover > .dropdown-menu {3 R( D; y, n8 z' c s# `% r
- display: block;
8 q7 H N/ j9 Z4 K- N l - opacity: 1;5 ]8 M. x1 S! _: w, G, P
- }
% X ~4 B7 D) q# l; Y( A- l - .dropdown-trigger {
7 V9 o5 r9 a5 ~- l - position: relative;
8 n9 ]& b3 W* Y2 |. W/ L- V( q - }
, ~2 x5 e) M9 N" E - .dropdown-trigger:focus + .dropdown-menu {
4 [. F+ M" e: ] d% ?# F6 F - display: block;! A: s: S0 Q) a @& v" R
- opacity: 1;: S3 W7 \% h0 r+ _" {
- }
* k( \/ [" |, P' ^: a - .dropdown-trigger::after {* |$ _$ C7 h# D0 r
- content: "›";( A5 ]/ V, l( h! _6 Y
- position: absolute;; j0 O# s2 T7 N5 @1 j' z1 u P) K
- color: #ED3E44;( }7 b( H# A/ z, e2 Z5 }
- font-size: 24px;
! B9 l A* B! }7 d# } - font-weight: bold;* v* b! J/ A9 F
- -webkit-transform: rotate(90deg);
7 P- V/ y9 W3 a( q" e/ w, v - transform: rotate(90deg);6 X% `8 u% k, M5 e4 z5 u0 t1 K! H
- top: -5px;
0 i2 ^" N# e4 p+ G' |! { - right: -15px;
" J& q z" C# \! Q9 A - }. ?6 Q" y( S, x) C! w1 I4 d
- .dropdown-menu {
% e" h% Y! M- p! F2 f: w5 b - background-color: #ED3E44;" n0 B8 W& M+ H
- display: inline-block;
$ ~# i/ u3 M% t' T - text-align: right;
/ ? Z! @; T6 y6 E2 T - position: absolute;4 T8 z2 E4 b, u; i8 `0 X# B* o
- top: 2.5rem;
9 K& S3 U1 ]6 p% k3 C4 s - right: -10px;
0 l* x- E. ]0 w6 y9 w - display: none;
; p3 m$ u! R8 b/ U* V z - opacity: 0;8 t# g. i! q* o9 _7 i3 b
- -webkit-transition: opacity 0.5s ease;
" e1 f, _" e5 ]. v: J& B, ] - transition: opacity 0.5s ease;
- i, m2 B: s+ ^9 @% \ g3 e - width: 160px;
" Y/ l) T3 v7 o) I1 l0 `, W - }
( R" X* g+ g% d/ y, y - .dropdown-menu a {3 P; I8 ^/ a* ~$ e4 d
- color: #fff;* m; ~ n E0 g( E
- }% W( z0 o3 i N/ U
- .dropdown-menu-item {2 I# U1 k8 }/ l5 o
- cursor: pointer;
7 Q; K ~ X; z5 B4 y - padding: 1em;
6 i! M D$ _ f3 V7 ^/ E - text-align: center;% X# K% T0 c0 p8 n! a( G& ]/ |/ o
- }" d6 c. [: r6 y) B2 ]3 n: V
- .dropdown-menu-item:hover {
) b' E$ I' r* X' { - background-color: #eb272d;0 Y- F* i: Q5 ]; ^
- }
复制代码
; T) n( A6 V3 A* a0 c可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">% S6 I9 g o" D7 `6 R1 x5 i/ ]
- <!-- Checkbox toggle -->
% i% \) W2 r- x3 M4 E - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
; @" i+ V3 V& R3 q8 d; Q0 x - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
0 e6 w9 F' y) j' \& t* M$ N1 b( ?+ s' s2 t - <!-- Content to toggle from www.mfbuluo.com-->
4 Y; Q1 n4 A/ v' n5 { - <div role="toggle" class="toggle-content">( V) k7 @/ n+ d! Y" B$ O
- BA-NA-NA-NA!, F( e+ T5 c4 N. P( v# ]
- </div>
5 F; @! \ w3 y5 p1 ? - </div>
复制代码CSS代码内容如下: - .toggle {: Q' s9 H9 j0 T) q
- margin: 0 auto;2 J& k8 K; B k+ J2 C: E; b
- max-width: 400px;
- @: C( P7 I% h, w2 f( V - }; B% S4 s3 ]3 Q7 r5 u2 K
- .toggle-label { m$ p, s* X- m( X2 J3 Q, K
- font-size: 16px;
" x/ W9 M+ `, n - background: #fff;( j+ D' R9 \( `6 N& T
- padding: 1em;
' n% K, b( }7 ^" g: i - cursor: pointer;5 q$ B. F/ j/ P& F3 r w
- display: block;7 q& K9 F3 P8 ?
- margin: 0 auto 1em;7 L1 M y0 k* J8 ^- {9 N6 X
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
6 a: W" |! x1 U- z2 e4 c. B - border-radius: 4px;( C2 ] f4 g y' X- E5 A& Q
- }; A$ P' a. p6 ?: X- l" I9 A0 T- h- g
- .toggle-label:after {
4 d+ ^9 {) \+ t" b7 R/ R1 e, c - color: #ED3E44;
# I& |0 ?3 N+ b; k* b' V - content: "+";7 E* x# G: I; X2 p5 L; B% \) M8 \3 T$ B
- float: right;9 v$ }5 v0 i/ f% Y
- font-weight: bold;+ f/ V# y* o# a
- }
% u* O# J/ i% b8 [3 ?) ?4 J - .toggle-content {; ^2 [% A1 P6 f( `
- color: #B0B3C2;; f% j5 E9 Q O1 H' w$ |0 E
- font-family: monospace;- H8 ]: G; h! _) F/ L1 E
- font-size: 16px;9 n0 m$ Z% |3 a6 U* G" f
- margin-bottom: 1.5em;
( Q( J% H3 U3 r* N - padding: 1em;
. D+ k) r1 u3 A+ a4 r: T. G, T - }% P# w) e- j0 w, I2 H7 a5 G
- .toggle-input {
& H" g( O5 q6 M2 V; m - display: none;% t% D4 n% m, Q8 U
- }
+ `- K$ t6 d1 T6 u8 h& o" P. N - .toggle-input:not(checked) ~ .toggle-content {5 T8 q$ ]% ^0 \7 X- a. O1 D
- display: none;
7 J3 x6 T$ ^0 m2 k& c - }' t# t1 ?" O9 Y i, l+ k8 i
- .toggle-input:checked ~ .toggle-content {
1 `9 B# W& q% P% U8 U - display: block;
9 r# m2 k$ z H1 r - }" D: f! ~$ N7 n5 m1 o7 O* z7 |. j) g
- .toggle-input:checked ~ .toggle-label:after {! A" n+ f v5 N
- content: "-";
9 y" _9 G( C+ V5 a& U6 P - }
复制代码 ( X( r# k0 r' t" X: y& Y& P
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